Dental Assistant Pack 5 Assignment Pack PDF

Assignment Pack Dental Assistant Pack 5 This Assignment Pack contains the Quizzes you will need to complete your course. The Lessons will tell you when to complete each Quiz. If you have not yet accessed your Lessons, you c...

Assignment Pack Dental Assistant Pack 5 This Assignment Pack contains the Quizzes you will need to complete your course. The Lessons will tell you when to complete each Quiz. If you have not yet accessed your Lessons, you can download your Electronic Lesson Book or order a printed copy from the Student Site, www.uscareerinstitute.edu. If you have questions, please contact Student Services at 1-800-347-7899. 0204551AS05B-74 No part of this document may be reproduced or transmitted in any form or by any means, electronic or mechanical, for any purpose, without the express written permission of U.S. Career Institute. Copyright © 2009-2024, U.S. Career Institute. All Rights Reserved. 0204551AS05B-74 For more information contact: U.S. Career Institute Fort Collins, CO 80525 www.uscareerinstitute.edu  Assignment Pack 5 Instructions for Quizzes 1. Be sure you’ve mastered the Lessons and Practice Exercises that the Quiz covers. 2. Write down your answers for each Quiz question, and make sure to check your answers by reviewing the Lessons. 3. When you’re finished, decide how you will submit your answers and then follow the correct instructions below. You may only submit your answers for a Quiz once. Important: When submitting a Quiz, be sure to include your name, address, student ID number and course code. Incomplete information may result in your Quiz not being processed. Scanner Quiz Instructions For a Quiz that contains only multiple-choice questions, please select one of the following methods of submission: Online: Submit your answers online and receive your grade immediately by submitting them to your Online Course on the student site, www.uscareerinstitute.edu. Mail: Scanner Answer Sheets are included with each purchased book pack. Transfer your Quiz answers to a Scanner Answer Sheet, using only blue or black ink. Mail your Scanner Answer Sheet to U.S. Career Institute, 2001 Lowe Street, Fort Collins, CO 80525-3474. Dental Assistant 4 0204551AS05B-74  Assignment Pack 5 Quiz 27 This is a Scanner Quiz that should be submitted according to the instructions at the beginning of this pack. Select the best answer from the choices provided. Each item is worth 3 points. 1. Joe, age 18, was in a car crash while on the job delivering pizzas. He lost two front teeth and wants to get a bridge. Joe is healthy and the abutment teeth are undamaged. Why does the dentist advise against the bridge? a. Joe is obviously careless and will probably break the bridge. b. Joe is better suited for a partial denture. c. Joe’s dentist would recommend implants in place of the missing teeth due to Joe’s young age and otherwise healthy adjacent teeth. d. Joe is incapable of properly cleaning the bridge. 2. Mary has not taken good care of her teeth and many are already missing. As a result, she has five severely decayed teeth in her mouth that need extensive work. Two of the teeth are in her lower left quadrant and three are in her lower right. Some are adjacent to one another, some are not. More than likely, the dentist will recommend _____. a. crowns b. onlays c. a partial denture d. a full denture 3. The dentist is writing a prescription for a PFM crown that will replace tooth #25. What does the dentist do to ensure the color of the finished bridge matches the patient’s natural teeth? a. Nothing. Porcelain naturally matches any tooth. b. Nothing. It’s not important to match a #25 tooth. c. Enclose a fragment from the tooth preparation with the case. d. Note the matching shade guide number on the lab prescription. 4. Tooth #8 has been prepared for a crown. The dentist asks you to make the temporary crown while he tends to another patient. What material do you use? a. Aluminum b. Gold c. Polymer d. Acrylic 0204551AS05B-74 5 Dental Assistant 5. Beth has been a lifelong heavy smoker, resulting in heavy tobacco stains on her teeth. She has tried every kind of whitening product she could think of, but nothing has worked. What type of indirect restoration would the dentist most likely recommend? a. Onlays b. Three-quarter crowns c. Veneers d. Porcelain-fused-to-metal crowns 6. What is the difference between an onlay and a three-quarter crown? a. An onlay is always made of gold. b. An onlay covers more of the occlusal surface of a tooth and a three-quarter crown does not. c. A three-quarter crown covers more of the tooth. d. A three-quarter crown is less expensive. 7. A patient’s tooth is badly damaged, but the root is still vital. When preparing the tooth for a crown, a core buildup is necessary. What should you do first to help with this process? a. Administer a local anesthetic. b. Set up the room. c. Ask the patient to sign a waiver. d. Explain the procedure to the patient. 8. Another patient comes in after having root canal surgery. Before placing a crown, what must be fabricated and placed into the root canal? a. Composite resin b. Amalgam filler c. Post d. Nothing—a crown cannot be placed on a nonvital tooth 9. A gingival retraction cord is used in most prosthodontic treatments. Why? a. The dentist needs to reduce the teeth as deeply as possible. b. The dentist must visually confirm what the radiograph shows. c. Gum tissue tends to swell and get in the way during preparation. d. The final impression must extend gingivally beyond the prepared tooth, so the gingival tissue must be pulled back. 6 0204551AS05B-74  Assignment Pack 5 10. You are setting up the room for a patient’s second crown appointment. The dentist asks you for several hand instruments, including something to remove the temporary. What instrument do you choose for that purpose? a. Provisional crown forceps b. Gingival retraction cord c. Mouth mirror d. Cotton pliers 11. You are preparing for a permanent crown placement. The temporary is removed and you mix the cement according to manufacturer’s instructions. What do you do next? a. Place the cement in the crown. b. Place the cement on the prepared tooth. c. Pass the cement to the dentist. d. Ask the patient to bite down. 12. You are explaining the importance of good home care to a patient with a new bridge. What accessory do you recommend for flossing the bridge? a. Bridge threader b. Normal floss c. Yarn d. A water pick 13. The dentist cannot find a titanium post that fits a patient who had root canal surgery. What can he use instead to create a support for the crown? a. Light-cured composite b. A cast post c. Amalgam d. Reinforced glass ionomer cement 14. The dentist decides that Mike needs a full crown for tooth #11. The dentist will most likely use a _____ permanent crown. a. metal jacket b. PFM c. gold d. resin-bonded 0204551AS05B-74 7 Dental Assistant 15. A patient who receives a fixed prosthesis feels better about herself because of the improved aesthetics. She can also take better care of her teeth and prevent the loss of teeth in the future. Are there other benefits worth mentioning? a. No—appearance is the only real reason for a fixed prosthesis b. Yes—but only in the case of posterior teeth c. Yes—restored chewing function d. Yes—restored chewing function and improved speech 16. Larry is at the dentist’s office for the preparation of a bridge to replace teeth #12 and #13. How many units are in the bridge (including abutments and pontics)? a. Two b. Three c. Four d. Five 17. How long does a patient normally wear a temporary crown? a. A few days b. Until the swelling goes down c. While the lab makes their permanent restorations d. Until it wears out or comes loose 18. There are several types of provisional coverage, each with varying degrees of strength, aesthetics and time involved. Which is the most commonly used? a. Aluminum b. Preformed polymer c. Preformed polycarbonate d. Custom acrylic 19. When preparing a tooth for a crown, the dentist must remove a certain amount of tooth structure. What kind of crown requires the least amount of tooth structure removed? a. Onlay b. Porcelain jacket c. PFM d. All-metal 8 0204551AS05B-74  Assignment Pack 5 20. Whose responsibility is it to make sure the laboratory has delivered the cast restorations in time for the patient’s final visit? a. Dentist b. Dental lab technician c. Dental assistant d. Patient 21. The dentist will prepare two of Jim’s abutment teeth for a bridge and then make custom provisional coverage. What do you need to do first? a. Take a preliminary impression. b. Take a bite registration. c. Select the appropriate shade of preformed crowns. d. Take a final impression. 22. These thin, shell-like crowns are very durable but are only suitable for short-term use, usually for premolars and molars. a. Custom acrylic b. Aluminum c. Preformed polymer d. Preformed polycarbonate 23. How many teeth are in one arch of a full denture? a. 14 b. 28 c. 32 d. 34 24. Dr. Johnson wants to offer his patients a single-visit crown procedure. Cerec technology would make this possible, but it’s expensive. Why would Dr. Johnson decide that it’s a worthwhile investment? a. Cerec crowns look more natural than laboratory-made crowns. b. He can save time if he designs and mills the Cerec crowns himself. c. He can save money by cutting out the need to pay lab technician fees. d. Cerec crowns are stronger than laboratory-made crowns. 0204551AS05B-74 9 Dental Assistant 25. One of your tasks as a dental assistant is to give proper homecare instructions to patients who receive full dentures. You give these patients a number of instructions: remove dentures and rinse oral tissues at least once daily, avoid harsh abrasives when cleaning, soak the dentures in hot water to kill any bacteria and do not sleep with the dentures on. Which of these instructions is INCORRECT? a. Remove dentures and rinse oral tissues at least once daily. b. Soak the dentures in hot water to kill any bacteria. c. Do not sleep with the dentures on. d. Avoid harsh abrasives when cleaning. 26. What’s the difference between a partial denture and a full denture? a. Only a partial denture is removable. b. A partial denture is temporary and a full denture is permanent. c. Only a full denture replaces all the teeth in the same arch. d. There are no differences. 27. When is an immediate denture used? a. Immediately after the initial examination b. Immediately after the first try-in c. The day the prosthesis is fabricated d. Immediately after the last remaining teeth are removed 28. The full denture process requires one more appointment than the partial denture process. What additional step is necessary to make a full denture? a. Try-in of the baseplate and occlusal rim b. Tooth extraction c. Preliminary impressions d. Occlusal registration 29. What component of the endosteal implant attaches the artificial tooth to the prosthesis? a. Abutment screw b. Titanium implant c. Abutment post d. Metal frame 10 0204551AS05B-74  Assignment Pack 5 30. It takes at least three months for most patients with implants to heal. What happens during that time? a. Excess tissue is absorbed. b. The implants stabilize so the patient can chew without any tooth movement. c. The pain from surgery slowly subsides. d. The bone grows around the titanium fixture. 31. What should the dentist do before she prepares the tooth for a crown? a. Apply a topical anesthetic. b. Apply a general anesthetic. c. Apply a local anesthetic. d. Apply gingival retraction. 32. After cementing the permanent crown, the dentist usually has the patient _____. a. bite down on bite registration wax b. bite down on a bite stick c. press the upper and lower teeth together d. keep the mouth open wide until the cement has dried 33. The patient needs a fixed bridge to replace three missing teeth in the lower-left quadrant. The dentist wants to use a fixed bridge with seven units. Why? a. For cosmetic purposes b. For hygienic purposes c. To provide more comfort for the patient d. To provide extra strength with additional abutments 0204551AS05B-74 11 Dental Assistant 12 0204551AS05B-74  Assignment Pack 5 Quiz 28 This is a Scanner Quiz that should be submitted according to the instructions at the beginning of this pack. Select the best answer from the choices provided. Each item is worth 3.33 points. 1. Periodontal disease is an infection caused by specific _____ in the mouth. a. red gums b. bacteria c. calculus d. disease 2. The periodontist is a dentist who has extra training in the treatment of the gums, _____ and supporting structures. a. bone b. teeth c. enamel d. fillings 3. As a dental assistant your role in a periodontal office will NOT include _____. a. updating medical and dental histories b. assisting with the periodontal examination c. assisting during crown preparation d. giving post-procedural instructions 4. Periodontal disease is classified into _____ stages to make diagnosis of the disease universal. a. two b. three c. four d. nine 5. Dentists must first determine the _____ a patient’s periodontitis comes in as. a. stage b. likelihood c. archetype 0204551AS05B-74 13 Dental Assistant 6. _____ loss refers to when pockets fill with plaque, tartar and bacteria and cause a loss of tissue and bone. a. Attachment b. Radiographic bone c. Tooth 7. Dentists grade periodontal disease based on _____, among other factors. a. frequency b. severity c. pain threshold 8. _____ means bone. a. Perio b. Osseous c. Gingival d. Calculus 9. A periodontal probe is used to gently measure _____ periodontal readings around each tooth. a. seven b. six c. five d. three 10. Taking a thorough _____ history can help reveal any systemic findings that contribute to periodontal disease. a. dental b. probing c. radiographic d. medical 11. Inflammation that involves one tooth or a limited area of the mouth is known as _____ inflammation. a. generalized b. localized c. moderate d. limited 14 0204551AS05B-74  Assignment Pack 5 12. The dentist uses a periodontal _____ to check the root surfaces of each tooth for subgingival plaque and calculus, as well as furcation involvement. a. probe b. scaler c. explorer d. laser 13. A(n) _____ index looks at how much bleeding occurs in the mouth after gentle probing. a. probing b. plaque c. oral hygiene d. bleeding 14. Once the dentist conducts a complete periodontal _____, he makes a diagnosis. a. examination b. probing c. history d. index 15. The main goal of _____ is to remove all plaque, calculus and stain above the gum line. a. dental prophylaxis b. root planing c. gingival curettage d. excisional surgery 16. _____ procedures are defined as secondary treatments used in combination with the primary therapy. a. Combination b. Adjunctive c. Non-surgical procedures d. Supplementary 17. The goal of _____ is to remove calculus or necrotic cementum embedded in the root surface. a. dental prophylaxis b. scaling c. root planing d. administering antibiotics 0204551AS05B-74 15 Dental Assistant 18. During _____ the inside lining of the periodontal pocket is scraped to remove necrotic tissue. a. dental prophylaxis b. gingival curettage c. occlusal adjustment d. administering antibiotics 19. _____ is the drug of choice when administering antibiotics for periodontal disease. a. Penicillin b. Erythromycin c. Codeine d. Doxycycline 20. Periodontal _____ are similar to scalpels but are specialized in their shape and design. a. knives b. scalers c. markers d. explorers 21. A pocket marker is critical for _____ surgeries to mark the outline of tissue removal. a. incisional b. osteoplasty c. excisional d. bone graft 22. _____ involves cutting the tissues in such a way that they open when retracted. It’s used when bone grafting is needed. a. Gingivectomy b. Flap surgery c. Crown lengthening d. Ostectomy 23. A patient has broken a tooth at the gum line. The periodontist performs _____ on the tooth so it can be restored. a. scaling and root planing b. crown lengthening c. soft tissue grafting d. gingival curettage 16 0204551AS05B-74  Assignment Pack 5 24. Soft tissue grafting stops _____ and the bone loss that occurs with it. a. infection b. redness c. gum restoration d. gum recession 25. The disadvantages to lasers include all of these except _____. a. level of tissue trauma b. they are expensive c. special training is needed to use them d. special attention must be made to keep patient and operator safe 26. After periodontal surgery, patients should avoid _____, as well as spicy or citrusy foods. a. pain medication b. resting c. smoking d. reading 27. Periodontal dressings are used after surgery as a protective band-aid to keep the surgical site safe, allow tissues to heal and _____. a. keep the incision open b. stop bleeding c. assist in bone growth d. minimize pain 28. A _____ dressing is easy to mix but has a short working time. a. zinc-oxide eugenol b. non-eugenol c. composite d. chlorhexidine 29. Periodontal _____ describes the care of patients after they undergo periodontal treatment. a. support b. surgery c. maintenance d. assistance 0204551AS05B-74 17 Dental Assistant 30. After periodontal therapy, regular appointments occur more frequently. They typically occur every _____ months. a. three b. six c. nine d. twelve 18 0204551AS05B-74  Assignment Pack 5 Quiz 29 This is a Scanner Quiz that should be submitted according to the instructions at the beginning of this pack. Use the scenario to select the best answer from the choices provided. Each item is worth 2.5 points. Cindy is a new DA in Dr. Beeman’s office. She has great people skills and makes the patients feel comfortable. However, she’s not as skilled at recognizing all of the instruments that Dr. Beeman uses during root canal therapy. 1. Do you think Cindy can become an asset to Dr. Beeman’s office? a. No. The most important skill that DAs should have in the endodontist’s office is her familiarity with the equipment, instruments and materials. b. Yes. Although she needs to review her training to become more familiar with the instruments, her people skills are the most important. c. Yes. The endodontist can point to instruments she needs when Cindy can’t recognize them. d. No. She shouldn’t be so friendly with the patients and should concentrate more on anticipating the endodontist’s needs. 2. During Cindy’s interview with Dr. Beeman, she was asked what the main purpose of endodontic therapy is. What should Cindy say? The main purpose of endodontic therapy is to _____. a. identify and diagnose diseased pulp b. save the teeth from extraction c. save the blood vessels and nerves surrounding the pulp d. perform root canals 3. Cindy’s responsibilities during endodontic procedures are to _____. a. calm the patient, assist with a local anesthetic and hold the mouth mirror b. update the medical and dental history and find out the patient’s chief complaint c. prepare the treatment room with the necessary instruments and tools d. assist with instrumentation, preparing materials and irrigation 4. Since Cindy is such a people-person, the first task Dr. Beeman gives her is to “meet, greet and complete the sheets” with patients who come in that day. What will that include? a. Call patients to remind them of their appointment today. b. Update the patient’s medical and dental history. c. Ask the patient what her symptoms are. d. Update the patient’s medical and dental history and find out her chief complaint. 0204551AS05B-74 19 Dental Assistant Cindy’s first day at Dr. Beeman’s office went well. The patients liked her and shared with her their concerns. The next day, Dr. Beeman is ready to train Cindy for clinical procedures. She describes the function of several instruments and asks Cindy to identify the instrument for each function. Dr. Beeman takes out the broach, endodontic spoon excavator, Glick No. 1 and a Hedstrom file. 5. First, Dr. Beeman asks Cindy, “What surgical file is used for final enlargement of the inside walls of the canal?” a. Hedstrom file b. K-file c. Bur file 6. “Which instrument is a single-use metal hand instrument, with hooks on the shaft, used to remove pulp tissue from the canal and small items like cotton pellets?” a. Broach b. Pulp blender c. Pulp tweezer 7. “Identify the double-ended hand instrument with a very long shank used to reach deep into the tooth and canal to remove decay and coronal pulp tissue.” a. Breach b. Extender c. Spoon excavator 8. “Identify the double-ended hand instrument with one paddle-shaped end to place temporary restorations and a plugger end used to remove excess gutta-percha.” a. Spoon b. Excavator c. Glick tool 20 0204551AS05B-74  Assignment Pack 5 Dr. Beeman takes out four more pieces of equipment and places them on the counter. Cindy is starting to sweat. Let’s help her out by identifying the four items Dr. Beeman has asked her to name. 9. a. Rotary files b. Spreader c. K-type root canal file 10. These are _____. a. broaches b. spreaders c. K-type root canal files d. pluggers 11. The endodontist will use the _____ handpiece to remove decay or sections of a tooth during surgery. a. high-speed b. low-speed c. electric 12. This is used as an antimicrobial agent to disinfect the pulp canal. a. Sodium hypochlorite b. Hydrogen peroxide c. Parachloropheno 0204551AS05B-74 21 Dental Assistant Dr. Beeman moves to the supply cabinets. She asks Cindy to remove the supplies as she describes them. Help Cindy identify the correct supplies for each description. 13. “After preparing the pulpal canal for a pulpectomy, I will place a filling material called _____.” a. iodized cotton b. gauze c. gutta-percha 14. “I use this as an irrigation solution.” a. Parachlorophenol b. Zinc oxide c. Phosphorous 15. “I will insert these into the canal to dry it.” a. Iodized cotton swabs b. Paper points c. Gauze 16. “I use this restorative cement to seal the root canal.” a. paper points b. gutta-percha c. glass ionomer d. sodium hypochlorite So far, so good. Cindy is doing well, much to her surprise. “Cindy,” says Dr. Beeman, “You should know what properties that root canal sealers must have.” 17. This is a property of root canal sealers. a. Avoid shrinkage b. Color schematics c. Numbered identifiers 18. This is a property of root canal sealers. a. QR identifier b. Stage schematics c. Moisture resistant 22 0204551AS05B-74  Assignment Pack 5 19. This is a property of root canal sealers. a. Grade schematics b. Inhibit bacteria c. Colorize bacteria Whew! Cindy has passed the instrumentation exam. Fortunately, it’s time for lunch. When Cindy returns, Dr. Beeman asks her to wash up and put on her PPE. It’s time to assist with an examination. Mrs. Walters is in the waiting room, ready for her endodontic examination. She is a 70-year-old female who was in a minor car accident three months ago. A dull, throbbing pain has developed in one of her mandibular right molars while eating, along with a sensitivity to hot and cold foods. 20. First, Dr. Beeman asks Cindy to look at Mrs. Walters’ chart and state the patient’s chief complaint. Cindy knows that this is _____. She finds this in the chart and reads it to Dr. Beeman. a. the endodontist’s diagnosis after a thorough examination b. the patient’s subjective account of the problem c. also called the objective examination d. the reason Mrs. Walters left her last endodontist 21. “Cindy,” says Dr. Beeman, “Since Mrs. Walters complains of a dull, throbbing pain in the suspect tooth and sensitivity to hot and cold foods, it sounds like she has a problem. After reviewing her chart, what will I do next?” Cindy thinks for a moment and then says _____. a. “You will perform the percussion and palpation tests” b. “You will examine the chart” c. “You will perform an objective examination, which includes percussion and palpation tests, sensitivity to temperature and electric pulp testing and radiographs” d. “You will perform an objective examination, which includes looking for decay, swelling, pulp exposure and tooth mobility” Dr. Beeman has Cindy expose radiographs of Mrs. Walters’ oral cavity and then have Mrs. Walters seated and prepped. During the exam, Dr. Beeman finds that the suspect tooth has an amalgam restoration, but recurrent caries have continued to erode the tooth. The sulcus around the tooth is inflamed, but there is no evidence of pus or a cyst. She asks Mrs. Walters if she has had any sinus problems. She has not. Dr. Beeman also notes swelling in the jaw. 22. “Cindy,” says Dr. Beeman, “What is the most likely cause for these symptoms?” Cindy considers Mrs. Walter’s history and her symptoms. She then decides that the condition is more than likely _____. a. irreversible pulpitis or a periodontal abscess b. necrosis or pulpitis c. necrosis or chronic periradicular abscess d. a periodontal abscess or necrosis 0204551AS05B-74 23 Dental Assistant Dr. Beeman performs the diagnostic tests with these results: Percussion and palpation tests: Positive; Sensitivity to temperature: Cold: Sharp pain, not relieved by ice; Heat: Dull, throbbing pain; Electric pulp test: Positive Radiographs indicate extensive pulp decay in the suspect tooth. 23. After charting the results, Cindy realizes that one of the possible conditions might be _____. a. reversible pulpitis b. necrosis c. chronic periradicular abscess d. pulpitis 24. Cindy asks Dr. Beeman why she needs to know if the pain is relieved by ice. Dr. Beeman answers that if ice relieves Mrs. Walters’ pain, it indicates that _____. a. she may have irreversible pulpitis b. the tooth is necrotic c. an abscess is present d. the pulpitis is reversible 25. Based on her findings, Dr. Beeman will perform _____. a. root canal therapy and a permanent restoration b. pulp capping, then a pulpotomy if necessary c. pulp capping and a temporary restoration d. pulp capping, then a pulpectomy if reparative dentin doesn’t form 26. Cindy recalls from her training that the main goal of pulp capping is to _____. a. save the pulp b. prepare the coronal portion of the pulp for sealing and filling c. fix severely curved or fractured roots d. remove the infected soft tissue from around the root tip Dr. Beeman’s next appointment is with John Feldman, who is here for a pulpectomy. He’s very nervous, so Dr. Beeman asks Cindy to sit with him, update his information and try to calm him down. 27. During the pulpectomy procedure, Cindy is responsible for _____. a. indirect pulp capping but not direct pulp capping b. inserting the gutta-percha points c. anticipating the endodontist’s needs d. applying sodium hypochlorite 24 0204551AS05B-74  Assignment Pack 5 28. Dr. Beeman asks Cindy to assist in prepping the patient. She asks Cindy what the first step is. Cindy quickly replies that they should _____. a. record the patient’s chief complaint b. expose the initial radiograph c. perform the intraoral exam d. apply a local anesthetic, if needed 29. Fortunately, Mr. Feldman’s pulpitis is reversible, so the prognosis for saving his tooth is good. Because of this condition he _____ local anesthetic. a. will not need b. does not want c. will need d. needs extra 30. After Cindy places the dental dam the next step in the procedure is to _____. a. administer local anesthetic b. take another radiograph c. transfer files to the endodontist d. apply disinfectant 31. During the root canal, as Dr. Beeman removes debris and enlarges the diameter of the canal, Cindy will _____. a. continually apply disinfectant b. transfer an endodontic spoon excavator and various files c. transfer different sized files and irrigate d. transfer the Glick No. 1 to cut the gutta-percha 32. Dr. Beeman asks Cindy for the smallest file. Cindy transfers file number _____, which is _____. a. 02; gray b. 08; gray c. 10; purple d. 40-80-140; black 33. The root canal is now clean and shaped. Cindy knows she needs to have the _____ ready to transfer to Dr. Beeman so she can dry the canal after irrigation. a. paper points b. spreader, plugger and gutta-percha points c. sodium hypochlorite solution and HVE d. locking cotton pliers and paper points 0204551AS05B-74 25 Dental Assistant 34. After completely filling the canal, Dr. Beeman places a temporary restoration and expects Cindy to _____. a. take the working length radiograph b. irrigate the area c. take the root canal completion radiograph d. adjust the occlusion 35. Before Cindy dismisses Mr. Feldman, she reminds him to call the office if any problems arise and to schedule follow-up visits every _____ to make sure treatment was successful and there are no complications. a. one to two weeks b. one to two months c. three to six weeks d. three to six months 36. A(n) _____ involves surgically removing the apical part of the root. a. apicoectomy b. refined curettage c. root wash 37. During the apical _____ procedure, the endodontist removes diseased soft tissue from around the root tip by scraping the area with a curette. a. apicoectomy b. root wash c. curettage 38. Which radiograph verifies the size of the files used in each canal? a. Initial b. Working length c. Instumentation d. Recall 39. Also called a root end filling, this technique is used when the apical seal is insufficient. a. Retrograde restoration b. Root wash c. Adjunct curettage 40. Sometimes, _____ endodontic procedures can fail. a. non-surgical b. root wash c. topical by-flow 26 0204551AS05B-74  Assignment Pack 5 Quiz 30 This is a Scanner Quiz that should be submitted according to the instructions at the beginning of this pack. Select the best answer from the choices provided. Each item is worth 4 points. 1. A(n) _____ is a system of rules that are created and enforced through social or governmental institutions to regulate behavior. a. code of ethics b. law c. tort d. infraction 2. _____ laws address crimes against society. a. Criminal b. Contract c. Tort d. Administrative 3. Crimes such as insurance fraud or drug abuse in the dental office are considered _____. a. torts b. infractions c. felonies d. misdemeanors 4. For a _____ to be binding, the parties must be competent. a. law b. lawsuit c. contract d. treatment 5. Tax laws that the IRS puts in place for certain industries fall under the category of _____ laws. a. civil b. contract c. tort d. administrative 0204551AS05B-74 27 Dental Assistant 6. Duties that expanded functions dental assistants can perform are found in _____. a. dental practice acts b. criminal law books c. civil law books d. dental office manuals 7. A(n) ______ is someone who’s been examined, diagnosed and had treatment planned by a licensed dentist in the office. a. patient of record b. plaintiff c. informed consenter d. victim 8. In order to prove negligence in malpractice suits, the four Ds must be present. They include _____. a. duty, dentists, deficit and deficiency b. duty, derelict, direct cause and damages c. dentists, derelict, direct cause and destruction d. duty, deficit, damages and down coding 9. To prove _____ in a malpractice suit, the patient must prove he endured pain and suffering, loss of income or medical bills. a. deficiency b. derelict c. direct cause d. damages 10. When a dental professional fails to do something that falls within the standard of care, this is known as _____. a. derelict b. malfeasance c. omission d. commission 11. To meet informed consent requirements, the patient must receive _____. a. a copy of her medical record b. all relevant information related to her treatment c. a guarantee of success from her dentist d. permission from her general physician 28 0204551AS05B-74  Assignment Pack 5 12. _____ is documentation with a patient’s signature that clearly outlines treatments and the patient’s agreement to receive and pay for the treatment. a. A contract b. Informed consent c. Implied consent d. Written consent 13. Child abuse injuries involve the mouth, head and _____ of a child. a. teeth b. hair c. neck d. feet 14. Signs that a child is a victim of child abuse include the child _____. a. gets nervous or appears very jittery at the dentist b. lacks appropriate clothes for the weather, is constantly dirty and has unexplained injuries c. clings to his parents and cries when he comes in for dental treatment d. acts very active and energetic to the point that it irritates the dental staff 15. Signs that a parent may be abusive include she _____. a. has to put her child in time out while he is at the dentist’s office b. pulls her child aside to scold him for bad behavior c. shows little concern for the child and constantly berates him d. seems very concerned about seeking help for the child 16. Regarding the elderly, you should be aware that the elderly population could be _____. a. unclean b. at risk c. confused d. grumpy 17. The Good Samaritan Law states that you _____. a. should not intervene in an emergency b. will receive a reward or recognition for your assistance in an emergency c. are required to help in an emergency d. are immune from legal action when you help someone other than a patient in an emergency 0204551AS05B-74 29 Dental Assistant 18. All of these are requirements of the Americans with Disabilities Act, EXCEPT for _____. a. access to your office for patients of all physical abilities b. equal employment opportunities for people with disabilities c. guaranteed employment for those with disabilities d. access to services for everyone who wants to be a patient in your office 19. _____ guides you in making personal decisions. a. Ethics b. Good Samaritan code c. Dental assistant’s creed d. Ethical dilemma 20. _____ encompasses the right to privacy, freedom of choice and acceptance of responsibility for your actions. a. Ethics b. Morals c. Autonomy d. Nonmaleficence 21. _____ means that we will not intentionally hurt others. a. Ethics b. Autonomy c. Beneficence d. Nonmaleficence 22. _____ means that we treat people equally, fairly and without discrimination. a. Ethics b. Justice c. Autonomy d. Beneficence 23. The American Dental Association has a code of ethics that includes all of these principles EXCEPT _____. a. maintain loyalty to your employer, patients and colleagues b. pursue personal objectives in an ethical manner c. hold in confidence all information entrusted to you d. serve everyone in an impartial manner 30 0204551AS05B-74  Assignment Pack 5 24. _____ refers to private matters and restricted information. a. Ethics b. A code of ethics c. Autonomy d. Confidentiality 25. To solve ethical dilemmas, _____. a. list your available alternatives, think about the outcomes and rank the options b. go with your gut instincts c. consult your family and friends and follow their advice d. ask your patients what they’d like you to do 0204551AS05B-74 31 Dental Assistant 32 0204551AS05B-74  Assignment Pack 5 Quiz 31 This is a Scanner Quiz that should be submitted according to the instructions at the beginning of this pack. Select the best answer from the choices provided. Each item is worth 1 point. 1. A new patient in your clinic is a local celebrity. Would it be okay to tell your best friend that you’ve met her? a. Yes, because she’s a celebrity, she expects people to talk about her. b. No, this violates confidentiality rules outlined in HIPAA. c. No, unless she gives you permission. d. Yes, just mentioning that someone is a patient doesn’t violate confidentiality rules. 2. Dr. Branson thanks you for offering to help out when one of the other dental assistants is ill. You’re displaying an attitude of _____. a. professional appearance b. initiative c. teamwork d. a sense of personal responsibility 3. You’re helping a new patient complete her dental history form. She is in a great deal of pain, and her chief complaint is very complicated. To make sure you understand the situation, you will _____. a. ask her to write it down b. tell her to wait and explain the symptoms to the dentist c. paraphrase what she is saying d. interrupt with questions so you are sure to get the complete picture 4. Exposed film is contaminated. You should place it in a _____ while wearing gloves. a. surface barrier chamber b. sanitary paper or plastic cup c. contamination container d. drying chamber 5. The dental assistant has many important responsibilities, such as choosing the best film type to view all four third molars. Which type of radiograph is the appropriate choice? a. Bisecting b. Paralleling c. Panoramic d. Occlusal 0204551AS05B-74 33 Dental Assistant 6. Approved barriers are used in radiography in these locations EXCEPT _____. a. floors b. electronic sensor c. tube head d. the PID 7. If you become an administrative dental assistant, you will probably be responsible for telephone duties. It’s important to develop a professional medical phone personality because _____. a. you will be speaking with other dentists b. you will record the clinic’s outgoing voicemail message c. patients can hear nonverbal cues on the telephone 8. Dr. Patterson asks you not to schedule more than ten 30-minute units of time per day. Why would he want to limit his schedule when he could make more money by seeing more patients? a. Dr. Patterson doesn’t want to pay overtime. b. Dr. Patterson knows that the quality of the dental experience is just as important to his business as the quantity of patients. c. If Dr. Patterson works more than five hours per day, he will have to hire another dental hygienist. d. Dr. Patterson wants to maximize the number of patients he sees per day. 9. When you use a continuing appointment system, patients make their next appointment when _____. a. they receive a postcard in the mail b. you call them c. they check out d. they decide they need another checkup 10. It’s imperative to keep the _____ confidential because it contains private client information. a. appointment book b. relay system c. organization system 11. Regarding patient records and numeric filing, you should _____. a. follow simple A-B-C rules b. file alphabetically by subject c. use the 1-2-3 order 34 0204551AS05B-74  Assignment Pack 5 12. When supplies are delivered to the office, you should compare the _____ with the packing list. a. invoice b. single-file c. anti-trackback file 13. A plumber comes in during his lunch hour. He needs emergency treatment for two broken teeth. The broken teeth were sustained due to a fall from a ladder while he was installing a plumbing fixture. On the way to your office, he was involved in an automobile accident. He sustained a small cut on the forehead, but no additional injury to his teeth. In this case, his dental claim would be handled through _____. a. streamlining complaints b. direct reimbursement c. automobile insurance d. workers’ compensation 14. A list of provisions created by individual states that are designed to protect the public from incompetent dental health providers is called a _____. a. tort law b. dental practice act c. statutory dental law d. civil act 15. _____ storage ensures moisture runs away from toothbrush head. a. Single-use b. Upright c. Tandem 16. To properly floss, teach patients to use between _____ inches of string floss. a. 5-8 b. 8-12 c. 18-24 17. Streptococcus mutans is a type of _____. a. lesion b. bacteria c. canker sore 0204551AS05B-74 35 Dental Assistant 18. This muscle is the _____. a. buccinator b. hyoid c. zygomatic major 19. This muscle set reflects the _____. a. buccinator b. hyoid c. zygomatic major 20. This nerve affects the Maxillary anterior teeth. a. Greater palatine b. PSA c. Nasopalatine 21. This nerve affects the gums and hard palate, also communicates with the nasopalatine nerve. a. Greater palatine b. Nasopalatine c. PSA 36 0204551AS05B-74  Assignment Pack 5 22. This nerve affects the wall of the maxillary sinus laterally, maxillary first, second and third molars. a. PSA b. Nasopalatine c. Greater palatine 23. This nerve affects the chin and lower lip. a. Incisive nerve b. Mental nerve c. Fractal nerve 24. This nerve or nerve set affects the alveolar process, periosteum, premolars and molars. a. Small dental b. Deep dental c. Moderate dental 25. From birth to two years of age, _____dentition develops. a. deciduous b. premolar c. secondary 26. As the primary teeth shed, _____ dentition is present, lasting from the age of six to twelve. a. fortified b. mixed c. coupled 27. Primary shedding leads to _____ dentition, usually at or after age twelve. a. permanent b. residual c. compensated 0204551AS05B-74 37 Dental Assistant Use the diagram to select the best answer from the choices provided. Each item is worth 1 point. 28. Tooth 7 is in the _____ quadrant. a. right maxillary b. left maxillary c. center quadrant 29. Tooth 6 is a(n) _____. a. premolar b. incisor c. cuspid 30. Tooth 21 is a(n) _____. a. premolar b. cuspid c. incisor 31. Tooth 15 is a(n) _____. a. premolar b. cuspid c. molar 38 0204551AS05B-74  Assignment Pack 5 Select the best answer from the choices provided. Each item is worth 1 point. 32. What is the purpose of an incisor? a. Grind b. Chew c. Cut 33. What is the purpose of a cuspid? a. Chew b. Cut and grind c. Cut and tear 34. This tooth is responsible for chewing. a. Incisor b. Molar c. Cuspid 35. Regarding the Palmer numbering system if a dental assistant allocates a left-side tooth with the number four above the horizontal indicator line, it reflects the _____. a. maxillary left first premolar b. maxillary left second premolar c. maxillary left first molar 36. Regarding the Palmer numbering system if a dental assistant allocates a right-side tooth with the number four above the horizontal indicator line, it reflects the _____. a. maxillary right first premolar b. maxillary right second premolar c. maxillary right first molar 37. Regarding the Palmer numbering system if a dental assistant allocates a right-side tooth with the letter B below the horizontal indicator line, it reflects the _____. a. mandibular first premolar b. mandibular deciduous lateral incisor c. mandibular primary lateral incisor 38. The eruption age for the first maxillary permanent premolar is _____ years. a. 7-8 b. 10-11 c. 12-13 0204551AS05B-74 39 Dental Assistant 39. The eruption age for the permanent mandibular cuspid is _____ years. a. 7-8 b. 9-10 c. 11-12 Use the image to select the best answer from the choices provided. Each item is worth 1 point. 40. The letter a on the permanent dentition image reflects the _____ quadrant. a. left maxillary b. right maxillary c. right mandibular 41. The letter j on the permanent dentition image reflects a _____. a. left maxillary molar b. right mandibular molar c. left mandibular molar 42. This is NOT part of the periodontium. a. Capillary b. Bone c. Connective tissue 40 0204551AS05B-74  Assignment Pack 5 Use the image to select the best answers from the choices provided. Each item is worth 1 point. 43. Letter A reflects _____. a. alveolar bone b. periodontal tissue c. enamel 44. Letter C reflects _____. a. cementum b. periodontal tissue c. gum 45. Letter I reflects _____. a. periodontal tissue b. alveolar bone c. cementum 0204551AS05B-74 41 Dental Assistant Use the image to select the best answer from the choices provided. Each item is worth 1 point. 46. Letter a shows a(n) _____ surface. a. incisal b. premolar c. cuspid 47. Letter b shows a _____ line angle. a. later molar b. mesioincisal c. mesiocuspid 48. Letter c shows a _____ point angle. a. mesiolabioincisal b. mesiolengualincisal c. mesiolabiomolar Select the best answer from the choices provided. Each item is worth 1 point. 49. Pediatric dentists use _____ for fillings because they are easy to place, and they release fluoride. a. glass ionomers b. amalgam c. porcelain 50. When a patient has very sensitive teeth, _____ cement on a temporary crown is useful. a. Amalgam b. ZOE Type 1 c. Porcelain 42 0204551AS05B-74  Assignment Pack 5 51. What is the most commonly used irreversible hydrocolloidal material for impressions? a. Glass ionomer b. Amalgam c. Alginate 52. Which everyday reaction is similar to what happens when irreversible hydrocolloidal material goes from solid state to gel state? a. Cake batter goes from liquid to solid during baking. b. Steam goes from gas to liquid as it condenses on a cold shower door. c. Ice cream goes from liquid to solid during freezing. d. Water goes from liquid to gas as it evaporates from a pet’s water dish left in the warm sun. 53. The dentist comments that the cement is not properly holding the permanent crown. Which action most likely caused the problem with the cement? a. Thermal change b. Curing c. Mixing time d. Corrosion 54. This material is made of silver and blended ingredients. a. Amalgam b. Ionomer c. Composite resin 55. This restorative material uses organic resin matrix, organic fillers and a coupling matrix. a. Amalgam b. Ionomer c. Composite resin 56. This consists of a combination of glass, ceramic particles and a glass matrix that holds everything together. a. Amalgam b. Ionomer c. Composite resin 57. This is used to adhere restorations to the tooth. a. Impression material b. Wax c. Cement 0204551AS05B-74 43 Dental Assistant 58. This is a mineral mined from the earth that is then heated during processing, converted to powder, mixed with water and poured into an impression. a. Gypsum b. Wax c. Resin 59. This term reflects how well a restorative material withstands bite force. a. Mechanical b. Technical c. PSI 60. This term reflects how well a restorative material withstands damage from food. a. PSI b. Mechanical c. Corrosion 61. This term reflects how much a restorative material will resist dissolving in the mouth. a. Corrosion b. Solubility c. Mechanical 62. A child comes into your office with a cold sore. She complains of swollen gums and a sore mouth. The patient most likely has _____. a. herpes zoster b. Hep A c. herpes simplex d. Hep B 63. You placed your hand on the end of a table. The table has a sticky substance. Without thinking, you accidentally touch your eye. What mode of disease transmission might occur? a. Indirect b. Splash or spatter c. Bloodborne d. Parenteral 44 0204551AS05B-74  Assignment Pack 5 64. CDC recommendations regarding hand hygiene advise that you wash your hands with antimicrobial soap and water _____. a. after direct contact with objects near the patient b. before putting on gloves c. before you leave work d. after removing gloves 65. A low-level disinfectant will NOT be effective against _____. a. HIV b. Hepatitis-B c. Tuberculosis 66. A fungicidal will be effective against _____. a. HIV b. Thrush c. tetanus endospores 67. The CDC recommends you replace barrier or use low-level or intermediate-level disinfectants to clean surfaces between patients for these surfaces. a. Splash, spatter and droplet surfaces b. Touch c. Transfer 68. The CDC recommends you clean _____ surface by replacing barriers or cleaning and disinfect between patients. a. splash, spatter and droplet surfaces b. touch c. pass-through 69. This is NOT a reason why surface barriers are often preferred to the spray-wipe-spray technique. a. Protects difficult to clean areas b. Slower c. Chemical reduction 70. Which is NOT a step involved to assemble, transfer and dispose of a syringe? a. Load the anesthetic cartridge into the syringe b. Disengage the piston c. Break the sterile seal on the needle d. Screw the needle into position on the syringe 0204551AS05B-74 45 Dental Assistant 71. This is a potential contraindication to using a local anesthetic with epinephrine. a. Blurred vision b. Heart condition c. Fever 72. This emergency situation reflects warm or flushed skin, nausea, rapid heart rate, sweating and low blood pressure. a. Airway obstruction b. Syncope c. Insulin shock 73. This emergency situation includes clutching the throat, change in skin color, coughing, abnormal or difficult breathing. a. Airway obstruction b. Syncope c. Insulin shock 74. This emergency situation reflects headache, dizziness and fatigue. a. Asthma b. Insulin shock c. Nitric oxide side effects 75. This is NOT part of a basic tray set-up. a. Bird-beak pliers b. Mouth mirror c. Explorer 76. The air-water syringe does not appear to be working properly—air is coming out as it should, but very little water is accompanying it. What part of the dental unit would you NOT check? a. Water reservoir b. Dental unit on-off button c. Vacuum pump 77. Which is NOT a step that reflects oral evacuator usage? a. Place the HVE tip in its holder by pushing the tip’s end through the plastic barrier. b. Place the tool within the oral cavity, where needed. c. Use your finger to gently retract patient’s cheek or tongue if needed. d. To provide more protection, use a cotton roll under the suction tip. 46 0204551AS05B-74  Assignment Pack 5 78. This is a(n) _____. a. oral evacuator b. air-water syringe c. saliva ejector 79. This is a(n) _____. a. oral evacuator b. air-water syringe c. saliva ejector 80. This is a(n) _____. a. oral evacuator b. air-water syringe c. saliva ejector 0204551AS05B-74 47 Dental Assistant 81. This is a(n) _____. a. central vacuum unit b. air compressor c. water generator 82. There are three methods to sterilize instruments—liquid chemical sterilization and dry or steam heat sterilization. How will you decide which method to use? a. Base decisions on instrument materials, properties and heat tolerance. b. Base decisions on individual dental office protocol. c. Base decisions on patient use and follow-up cleaning needs. 83. You’re working in a periodontist’s office when a new patient arrives. You escort her to the dental operatory and notice the dental chair is in the sub-supine position from a previous emergency. Before you seat the patient, you would _____. a. lower the chair slightly b. leave it alone, it is in the correct position c. raise it to the 90-degree angle d. rotate it to the left 75 degrees 84. From left to right, which delivery systems does each represent? a. Rear; side; front b. Side; rear; front c. Front; side; rear 48 0204551AS05B-74  Assignment Pack 5 85. You are assisting a clinician with a dental procedure and she asks you to spray water all over the mouth, then suction it. What does this reflect? a. General retraction b. Full mouth rinse c. End of procedure 86. There are five main objectives when using four-handed dentistry. One of them is NOT to _____. a. anticipate the sequence of instrument transfer b. transfer instruments in the position in which they will be used c. use Class III, IV and V motions whenever possible d. transfer instruments with the left hand and keep the right hand ready for the next instrument, or to hold suction devices 87. A large part of your job during treatment is to control the operating field, which is to keep the operating area clean, visible and accessible. One way you do this is through moisture control, and you have six tools to help you control moisture. These are _____. a. the HVE, low-speed handpiece, air-water syringe, saliva ejector, dental dams and Dri-Angles b. Dri-Angles, cotton rolls, dental dams, air-water syringe, saliva ejector and HVE c. the HVE, air-water syringe, saliva ejector, high-volume evacuator, dental dams and Dri-Angles d. Dri-Angles, dental dams, air-water syringe, saliva ejector, high-volume evacuator and cotton pliers 88. As a dental assistant without expanded function duties, you are allowed to _____. a. remove excess cement b. take and develop radiographs c. place matrix bands d. make temporary crowns 89. When mixing an alginate to take an impression, you must work quickly because _____. a. the alginate will begin to melt as it warms b. it would set too quickly if you used cold water to mix it c. it will chemically change into a gel phase quickly d. it smells like seaweed and is unpleasant for the patient 0204551AS05B-74 49 Dental Assistant 90. During an exam, you’re recording information the dentist dictates to you in the patient’s chart. She tells you the patient needs a multiple-surface restoration on the mesio-occlusodistal. What abbreviation do you record in the patient’s treatment plan? a. MOOD b. MOB c. MOD d. MDD 91. You’re charting the findings as the dentist examines the patient’s cheeks, mucosa, lips, palate, tongue and floor of the mouth. Then he performs an extraoral exam of the cervical lymph nodes. What type of exam is this? a. Periodontal exam b. Temporomandibular joint exam c. Soft tissue exam d. Radiograph exam 92. Why is it important to transfer instruments over the patient’s chest or behind the head? a. Because you don’t want to create extra motions for yourself. b. Because you want to make sure the patient sees what you’re doing. c. You shouldn’t transfer over the chest. If you drop a sharp instrument, it could stab the patient in the chest. d. If you transfer instruments over the patient’s face, he could be hurt by a sharp or heavy object. 93. The Bloodborne Pathogens Standard is the most important infection control law in dentistry. The BBP Standard specifies the proper ten-step procedure you should follow if you are exposed to _____. a. tainted blood, saliva or other body fluids b. bloodborne pathogens c. only pathogens found in blood d. HIV-infected blood 94. Safety Data Sheets describe procedures for safe handling of chemicals in Section _____. a. 2 b. 4 c. 7 d. 8 50 0204551AS05B-74  Assignment Pack 5 95. The PPE you should wear, whether working chairside or in the laboratory, includes all of these EXCEPT _____. a. gloves and mask b. surgical hat and booties c. long-sleeved protective gown d. protective eyewear 96. You used model plaster to pour up a model. The model seemed to take extra time to set and after you removed it from the impression, it crumbled a bit. What do you think caused this problem? a. You used too much water in the mix. b. You used hot water to mix the gypsum. c. You used too little water in the mix. d. You didn’t put it in the model dryer. 97. When the base and catalyst of elastomeric material mix together, what occurs? a. The material starts to cure. b. Heat is released. c. Moisture is released. d. The material becomes softer. 98. The most dangerous type of waste in the dental setting is biohazardous waste, which includes all of these EXCEPT _____. a. sharps b. blood and blood-soaked material c. scrap amalgam d. pathologic waste 99. This is radiation that escapes through a faulty seal. a. Primary b. Leakage c. Scatter 100. The critical organs that are most sensitive to radiation are the _____. a. eyes, ears, nose and throat b. skin, eyes, ears and arms c. scalp, skin, eyes and muscle tissues d. skin, lens of the eye, thyroid gland and bone marrow 0204551AS05B-74 51 Dental Assistant 52 0204551AS05B-74