Dental Assistant Pack 4 Assignment Pack PDF

Assignment Pack Dental Assistant Pack 4 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 4 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. 0204551AS04A-14 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. 0204551AS04A-14 For more information contact: U.S. Career Institute Fort Collins, CO 80525 www.uscareerinstitute.edu  Assignment Pack 4 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 0204551AS04A-14  Assignment Pack 4 Quiz 22 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 2.5 points. 1. Dental insurance is important because it _____. a. helps with the high cost of dental care b. contributes to the dentist’s income c. a and b d. provides affordable health care to all 2. The types of dental insurance plans include _____. a. family and spouse b. individual and family c. individual and spouse d. individual and employer (group) 3. The acceptable amount the insurance company will pay for a dental procedure is called the _____ charge. a. scheduled b. allowable c. nonduplication d. predetermination 4. Another name for a dental claim form is the _____. a. registration form b. COB c. LEAT d. attending dentist statement 5. When a dentist gets paid a fixed payment for a service, but can still bill the patient for the difference, this is called _____. a. a fixed fee b. UCR c. capitation d. schedule of benefits 0204551AS04A-14 5 Dental Assistant 6. A patient who loses his job can continue his coverage under _____. a. COBRA b. COB c. LEAT d. ETSR 7. When a self-funded organization offers dental benefits and pays the patient after the patient pays the dentist, this is called _____. a. ETSR b. COB c. direct reimbursement d. assignment of benefits 8. The _____ fee is the amount a dentist charges most often for a particular procedure. a. allowed b. usual c. reasonable d. customary 9. An example of a closed panel plan is a(n) _____. a. EPO b. PPO c. DMO d. IPA 10. When a group of dentists contract with one insurance carrier to provide services to subscribers on a capitation basis, this is called a(n) _____. a. EPO b. PPO c. DMO d. IPA 11. Choosing a procedure code that reflects a higher cost than the treatment actually provided is called _____. a. bundling b. undercoding c. unbundling d. overcoding 6 0204551AS04A-14  Assignment Pack 4 12. Confirming that a patient is enrolled in their insurance plan before providing services is called _____. a. preauthorization b. precertification c. auditing d. predetermination 13. When a dentist receives patient referrals in exchange for offering services at a discount, this is called a(n) _____. a. PPO b. HMO c. IPA d. EPO 14. Capitation refers to the practice of charging a fixed fee for each _____. a. service b. procedure c. patient d. dentist 15. If a patient starts a new job, she normally waits _____ days before her coverage takes effect. a. 60 to 90 b. 30 to 60 c. 30 to 90 d. 90 to 120 16. The _____ rule is used to determine primary and secondary coverage for a child. a. birthday b. spousal c. COB d. LEAT 17. With COB, the total charges _____ exceed 100 percent. a. sometimes b. always c. rarely d. never 0204551AS04A-14 7 Dental Assistant 18. Two types of limitations that exist in dental insurance are _____. a. dual coverage and maximum benefits b. birthday rule and privacy rule c. nonduplication and LEAT d. COB and ETSR 19. When a dentist checks with the insurance carrier to make sure a planned procedure is covered by insurance and how much it’s covered, this is called _____. a. precertification b. predetermination c. eligibility d. proof-of-insurance 20. The patient you’re working with has dental insurance through his employer. You need to fill out field _____ of the ADA claim form to indicate who is covering payment. a. 48 b. 20 c. 12 d. 3 21. If the patient is the primary insured, you do NOT have to complete field(s) _____ on the ADA claim form. a. 19 to 23 b. 20 to 23 c. 20 d. 23 22. The dentist just placed a restoration in a mandibular right molar. You specify the tooth that was worked on in fields 24 through 33, also called _____. a. adjunctive general services b. patient information c. record of services provided d. EPSDT/Title XIX 23. The x-rays or photos you provide the insurance company are referred to as _____ on the ADA claim form. a. carriers b. enclosures c. attachments d. claims 8 0204551AS04A-14  Assignment Pack 4 24. One of your patients suffered a facial injury on the jobsite, which means you would checkmark a box in field _____ of the ADA claim form. a. 45 b. 18 c. 38 d. 22 25. You work for a dentist in Michigan and one of your dental patients was injured in a car crash in Florida while on vacation. This means you need to specify the _____ where the auto accident occurred on the ADA claim form. a. city b. state c. road d. country 26. One of your patients is seeing the dentist about a problem with his bridge. You need to specify the date the bridge was previously placed, which means filling in field _____ of the ADA claim form. a. 24 b. 41 c. 44 d. 46 27. Before you submit a claim, you must specify the name of the dentist in field _____ of the ADA claim form. a. 3 b. 12 c. 20 d. 48 28. A claim will not be paid directly to the dentist unless the insured individual signs field _____ of the ADA claim form. a. 3 b. 36 c. 37 d. 53 0204551AS04A-14 9 Dental Assistant 29. Paper claim forms must be approved by _____ as well as the insurance carrier. a. the dentist b. HIPAA c. Medicaid d. the American Dental Association 30. Superbills or encounter forms are _____ with billing and procedure code information. a. preprinted b. copied c. carried over d. translated 31. Paper claims are transmitted by _____. a. electronic transmission b. mail c. hand d. the dentist 32. Turnaround on an electronic claim is normally _____ days. a. 3 to 7 b. 2 to 4 c. 1 to 2 d. 4 to 9 33. The person who enrolls in a dental plan through an employer is called a(n) _____. a. subscriber b. adherent c. provider d. dependent 34. HIPAA’s Electronic Transaction Standards rules affect dental insurance because it _____. a. requires uniform coding b. makes paper claims obsolete c. streamlines patient communication d. verifies provider networks 10 0204551AS04A-14  Assignment Pack 4 35. Under HIPAA guidelines, a “covered entity” is defined as _____. a. an established dental practice b. any healthcare professional transmitting data c. a participating PPO provider d. a franchise dentistry network 36. Which was NOT a concern of dentists regarding the advent of dental insurance? a. Inadequate fee reimbursement for dentists. b. Insurance might result in standardized costs and ruin elective dentistry. c. Insurance companies might determine treatment, rather than dentists. d. Insurance companies might require low-end care to save money. 37. Writing off the copay and deductible is _____. a. fraudulent b. allowable in certain circumstances c. legal if the patient approves d. allowed under HIPAA 38. _____ coverage means a patient is covered by more than one carrier. a. Dual b. Multiple c. Primary d. Secondary 39. Dentists cannot bill patients for the difference between the amount charged and the amount the insurance company paid when those patients are covered by _____. a. COBRA b. Medicaid c. balance billing d. benefits 40. The main difference between PPOs and EPOS is that PPOs involve _____, but EPOs do not. a. fixed fees b. referrals c. capitation d. discounted fees 0204551AS04A-14 11 Dental Assistant Quiz 23 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. _____ refers to the harmful effect x-ray radiation has on living cells as electrons are added or subtracted to molecules. a. Ionization b. Radiation c. Absorption d. Contamination 2. As x-rays pass through matter, some are absorbed and some are _____. a. eliminated b. magnetized c. rejected d. scattered 3. Special units are used to measure radiation doses. The two systems of measurement are the _____. a. radiation dose system and the universal system b. traditional system and the Systeme Internationale c. coulomb system and traditional system d. roentgen system and Systeme Internationale 4. The roentgen and the coulomb per kilogram units measure _____. a. ionization produced in the air b. radiation doses c. the amount of radiation a cell is exposed to d. radiation absorption 5. The critical organs are exposed to more radiation than others during dental x-rays because they are located near the _____. a. skin b. throat c. oral cavity d. skull 12 0204551AS04A-14  Assignment Pack 4 6. The four critical organs that are most sensitive to radiation are _____. a. cartilage, nasal passages, scalp and skin b. skin, lens of the eye, thyroid gland and bone marrow c. muscle, lens of the eye, lymph nodes and bone d. bone marrow, nasal passages, cartilage and skin 7. “Cumulative” means that the radiation level in a human body _____. a. continues to add up b. gets lower over time c. stays the same d. goes up and down depending on exposure 8. The collimator is the metal disk that limits the _____ of the x-ray beam. a. impact b. force c. energy level d. size 9. The _____ is the part of the x-ray tube head that aims the x-ray beam. a. cathode b. x-ray tube c. aluminum filter d. position indicator device 10. As a dental assistant, you will operate the x-ray machine from the _____. a. switchboard b. control panel c. position indicator device d. exposure button 11. A higher _____ creates an x-ray beam with more penetration power, which produces a higher quality radiograph. a. milliampere b. impulse speed c. kilovoltage d. radiation level 0204551AS04A-14 13 Dental Assistant 12. Electric current is measured using _____. a. coulomb per kilogram b. roentgen equivalents in man c. gray d. milliampere 13. Three film speeds used in dental radiograph are _____; where _____ is the fastest. a. A, B and C; C b. A, B and F; F c. D, E and F; F d. D, E and G; G 14. Four things that can damage x-ray film include _____. a. stray radiation, light, high temperatures and moisture b. extreme darkness, high humidity, exposure to air and cool temperatures c. temperatures below 70 degrees, humidity above 50 percent, silver halide crystals and lead d. lead exposure, darkness, extreme heat and a dry environment 15. _____ are recorded using an electronic intraoral sensor, which sends a signal to the computer. a. Traditional x-rays b. Radiation levels c. Digital images d. Dental exam videos 16. The three main components of digital imaging are the _____. a. x-ray tube, PID and a computer b. x-ray tube, extension arm and control panel c. traditional x-ray machine, electronic intraoral sensor and a computer d. extension arm, control panel and x-ray machine 17. _____ refers to the range of shades of gray from light gray to dark gray on a radiograph. a. Gray scale b. Contrast c. Density d. Radiopaque scale 14 0204551AS04A-14  Assignment Pack 4 18. A _____ produces an x-ray with a higher contrast (less shades of gray). a. lower mA setting b. higher mA setting c. lower kilovoltage peak d. higher kilovoltage peak 19. If an x-ray is _____, it’s difficult for the dentist to distinguish between air spaces, enamel, bone and soft tissues. a. high in contrast b. radiolucent c. radiopaque d. too dense or not dense enough 20. A _____ causes a radiograph to appear too dark. a. lower mA setting b. higher mA setting c. lower kilovoltage peak d. higher kilovoltage peak 21. If you position the PID too high, it results in a(n) _____ image. a. blurry b. dense c. foreshortened d. elongated 22. You should avoid retaking an x-ray because _____. a. it exposes the patient to more radiation than is necessary b. it causes problems with the patient’s insurance company c. the patient will get charged for the extra film d. it could cause the x-ray machine to malfunction 23. The control panel lets you adjust _____. a. radiation levels b. size of the x-ray beam c. scatter radiation d. mA, kVp and impulses 0204551AS04A-14 15 Dental Assistant 24. The lead apron should cover the _____. a. patient’s chest b. patient from the neck to the top of the knees c. patient from the top of the head to the waistline d. patient’s entire body 25. When you take x-rays, you can protect yourself if you _____. a. stand at least six inches away from the x-ray unit b. stand behind a lead wall c. stand at a 60 degree angle from the primary beam d. wear a thyroid collar 16 0204551AS04A-14  Assignment Pack 4 Quiz 24 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. When you use a _____ x-ray, two premolar and two molar exposures generally provide images of all the patient’s teeth. a. bite-wing b. periapical c. panoramic 2. You are working with a patient and the dentist has concerns about the condition of the patient’s roots. You decide to take a _____ x-ray to view this area. a. bite-wing b. periapical c. panoramic 3. The dentist requests an x-ray that will show all the teeth in the maxillary arch for a young patient. You decide to take a(n) _____ x-ray to provide the appropriate view. a. bite-wing b. periapical c. occlusal 4. _____ lines intersect at a 90 degree angle. a. Parallel b. Convergent c. Perpendicular 5. The last x-ray you took came out too light. You need to _____ the mA setting to correct this. a. eliminate b. increase c. decrease 6. To avoid a radiograph that makes the teeth look elongated, you must properly adjust for or increase the _____ angulation. a. parallel b. horizontal c. vertical 0204551AS04A-14 17 Dental Assistant 7. A colleague tells you the radiographs she just took came out too dark to see the details. You tell her to _____ the mA setting to correct the problem. a. eliminate b. increase c. decrease 8. _____ angulation refers to the position of the tube head or cone when it points the central beam downward. a. Parallel b. Positive c. Acute 9. The film packet is inserted _____ into the slot for posterior film holders. a. vertically b. horizontally c. perpendicular 10. When inserting film into a film holder, make sure the embossed dot on the corner of the film is on the occlusal or _____ edge. a. upward b. incisal c. sublingual 11. After you place the thyroid collar on the patient, use an alcohol-based hand sanitizer and then put on clean _____ and other PPE before you take x-rays. a. foot covers b. shoe covers c. gloves 12. The exposed film is contaminated, so make sure to wear gloves when you place the film in a(n) _____. a. envelope b. disposable container c. transfer tray 13. With the paralleling technique, you place the film _____ to the long axis of the teeth. a. parallel b. perpendicular c. opposite 18 0204551AS04A-14  Assignment Pack 4 14. With the paralleling technique, the x-ray beam is aimed _____ to both the film packet and the teeth. a. perpendicular b. parallel c. opposite 15. Occlusal x-rays use larger film sizes because the patient bites down on the entire film to show either the upper or lower anterior teeth region. What film size is usually used for adults? a. 2 b. 3 c. 4 16. The paralleling technique involves the _____ axis of the tooth. a. short b. parallel c. long 17. The bisecting technique requires a vertical angulation of up to _____ degrees for mandibular premolars. a. 8 b. 9 c. -10 to -15 18. Which is not an item you would cover with a surface barrier to control contamination and the spread of infection before x-ray exposures? a. Dental chair b. Counter tops c. Lens 19. What do you call the imaginary line that equally divides the angle between the film packet and the long axis of the tooth? a. Bisector b. Dissector c. Vivisector 20. When digital imaging, the x-ray beam strikes the _____ and the digital image is transmitted directly to the computer. a. tooth b. output screen c. electronic sensor 0204551AS04A-14 19 Dental Assistant 21. The labial mounting method means you mount the films in _____ order. a. perpendicular b. parallel c. anatomical 22. After you’ve mounted all the x-rays for a patient, name one last thing you can do to double check that you’ve mounted them in the correct order. a. Repeat the process b. Ensure they look like the patient’s mouth c. Tell him to keep his mouth open 23. Molars are normally mounted near the _____ portion of the mount. a. incisal b. inside c. outside 24. This is one way to tell the difference between the maxillary and the mandibular posterior films when mounting. a. Look at the shapes of the roots and crowns b. Look in reverse order c. Look in front order 25. Maxillary molars usually have _____ roots. a. four b. five c. three 26. This is one way to tell the difference between the maxillary canines and the mandibular canines. a. Locate maxillary sinuses b. Locate points c. Count crowns 27. This is not a proper procedure used to control infection in the darkroom. a. Rub your hands with an alcohol-based sanitizer. b. Put on a new pair of gloves. c. Drop the exposed films onto dental tray. 20 0204551AS04A-14  Assignment Pack 4 28. This is NOT a reason why you would need to x-ray an edentulous patient. a. Impacted tooth b. Cysts c. Canker sores 29. This is NOT a reason why panoramic images are particularly useful. a. Identify tooth eruption patterns. b. Detect impacted teeth. c. Show sharp detail. 30. When you position a patient for a panoramic x-ray, this does not help avoid errors. a. Patient movement b. Positioning of the patient’s midsagittal plane c. Position of the patient’s Frankfort plane 0204551AS04A-14 21 Dental Assistant Quiz 25 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. The dentist asks you to send an impression to the lab to create a mouth guard for Wendy Gates. Which impression do you take? a. Alginate b. Preliminary c. Registration d. Final 2. Use a _____ to construct a model that shows the occlusal relationship of the maxillary and mandibular teeth. a. bite registration b. silicone adhesive c. bite tray d. fast set alginate tray 3. Examples of standard impression trays include all of these EXCEPT for _____. a. quadrant b. section c. half-arch d. full-arch 4. A triple tray takes _____. a. a quadrant, section and registration impression at the same time b. both preliminary and final impressions c. a final impression and a bite registration at the same time d. an impression of the posterior and anterior portions of an arch at the same time 5. If a stock tray correctly fits the patient’s mouth, but does not extend over the last molar area, _____. a. extend it using the putty form of polysiloxane b. make a custom tray c. extend it using utility wax d. use warm water or a propane torch to soften it so it can be lengthened 22 0204551AS04A-14  Assignment Pack 4 6. To create a diagnostic quality impression, always _____. a. use acrylic resin b. use thermoplastic resin c. bead the border of the tray d. use the correct size tray 7. Thermoplastic resin trays can be used to create everything EXCEPT _____. a. bleaching trays b. dentures c. temporary coverage for crowns d. temporary coverage for bridges 8. Both standard and custom trays should _____. a. extend 2.5 mm past the last molar area b. leave enough room for 0.5 mm of dental material c. fit above the lingual tooth surfaces d. fit above the facial tooth surfaces 9. When you mix an acrylic resin tray, it’s important to _____. a. mix the material and fill the tray in less than one minute b. be careful with the liquid component because it is hazardous c. be careful with the powder component because it is hazardous d. be careful when it’s in the hazardous dough-like stage 10. To make a thermoplastic resin tray, make sure to _____. a. shape it over the diagnostic model and let it cure for ten seconds b. use a vacuum former to heat it until it is pliable c. trim it with a model trimmer so it doesn’t cover the gingiva d. shape it into a flat patty and place it on the model to set 11. In the lab, use a vibrator to vibrate _____. a. the rubber bowl to ensure complete and proper mixing b. the articulator to observe a patient’s occlusion c. the heated sheet of plastic until it covers the lingual and facial surfaces d. excess air out of the mixture of dental stone 0204551AS04A-14 23 Dental Assistant 12. The grinding wheel that trims excess dental stone is found on the _____. a. laboratory handpiece b. dental lathe c. articulator d. model trimmer 13. When you work with alginate material, the working time is the _____. a. point in time when you can remove the impression from the patient’s mouth b. period of time the manufacturer suggests to mix, load and place material into the patient’s mouth c. period of time it takes for it to chemically change into the gel phase d. time it takes to mix the alginate powder with water 14. If a patient has a strong gag reflex, use an alginate with a _____. a. fast-set b. normal-set c. self-curing property d. faster initial set 15. The _____ property of elastomeric impressions keeps them from tearing or bending out of shape. a. polymerization b. rubber-like c. inflexible d. self-curing 16. The stages of curing for elastomeric materials include _____. a. initial cure, middle cure and final cure b. initial set, middle set and final set c. normal set, fast set and final cure d. initial set, final set and final cure 17. _____ is another name for the syringe type of elastomerics. a. Regular bodied b. Heavy-bodied c. Light-bodied d. Extruder type 24 0204551AS04A-14  Assignment Pack 4 18. Use _____ wax to construct an impression that shows the occlusal relationship of the maxillary and mandibular teeth. a. polysiloxane b. occlusal cast inlay c. bite registration d. synthetic 19. Infection control procedures in the lab include _____. a. rinsing the impression with hot tap water b. spraying the impression with an approved disinfectant c. soaking the impression in an approved disinfectant for between one and twenty-four hours d. rinsing the impression with warm soapy water 20. Safety procedures in the lab include all of these EXCEPT _____. a. reading the Safety Data Sheet b. disinfecting work areas, tools and equipment c. protecting the patient with proper PPE d. avoiding activities that put you at risk like eating or drinking 21. When you take a maxillary alginate impression, do everything EXCEPT _____. a. push down the anterior portion of the tray and ask the patient to place the tongue on the roof of the mouth b. center the tray over the teeth c. press the posterior part of the tray up against the posterior border of the palate to create a seal d. lift the patient’s lip while you seat the tray 22. When you work with alginate material, _____. a. mix it until it is fluffy b. mix it for three to four minutes c. squeeze the trigger to mix and dispense the material from the extruder d. be careful not to use too much water because that creates a weaker mix 23. To remove an alginate impression, do each of these EXCEPT _____. a. run a finger around the periphery of the tray to loosen the tissues of the lips and cheeks b. lift the tray upward (or downward) with a quick snap to break the suction-seal c. slightly turn the tray to the side and remove it from the mouth d. wait to make sure the wax is cool to avoid distortion 0204551AS04A-14 25 Dental Assistant 24. When you make an automix impression, be sure to _____. a. fill the tray with heavy-bodied material b. fill the tray with light-bodied material c. place the regular-bodied material directly onto the prepared tooth and surrounding tissues d. place the heavy-bodied material directly onto the prepared tooth and surrounding tissues 25. When you take an automix impression _____. a. mix the base and catalyst of both the light-bodied and regular bodied materials at the same time b. avoid air pockets by NOT lifting the tip while filling c. reduce air pockets by putting the material on the vibrator before filling the tray d. wipe a moistened finger along the material to smooth the surface 26. A diagnostic quality impression has this characteristic: the _____. a. impression has good peripheral coverage but avoids vestibule areas b. tray was pushed onto the teeth so that the teeth penetrated through to the tray c. tray was centered on the central and lateral incisors d. tray was centered on the retromolar area and the lingual frenum 27. When you take a wax bite registration _____. a. push the wax firmly on the surfaces of the mandibular teeth b. dispense the registration wax into an impression tray c. ask the patient to bite normally into the wax d. push the wax firmly on the surfaces of the maxillary teeth 28. When you mix gypsum materials for models, remember that _____. a. you must use the scoop the manufacturer sent to measure the powder b. the model takes longer to set if you use too much powder c. the quality of the finished model is poor when you shorten the working time by using too little powder d. the ratio of powder to water must be exact for proper strength and dimensional accuracy of the model 29. When you pour a model using the double pour method _____. a. always pour the anatomic portion first before you mix the gypsum for the base portion b. always surround the impression with a wax box c. never create the base from a rubber mold d. make sure the anatomic portion includes the tongue and veins 26 0204551AS04A-14  Assignment Pack 4 30. When you trim a model with a model trimmer _____. a. make sure to only let the water flow on the grinding wheel while trimming the art portion b. cut off all the art portion of the cast c. soak the model for 24 hours before trimming d. soak the model for 5 minutes before trimming 0204551AS04A-14 27 Dental Assistant Quiz 26 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 2.5 points. 1. Restorative dentistry focuses on arresting dental disease and restoring dental function. Which procedure is not considered a restorative procedure? a. Crowns b. Bridges c. Teeth cleaning d. Composite resin restorations 2. The dentist puts a(n) _____ restoration on a tooth while the material is still pliable. Then the dentist forms and finishes the restoration before it hardens. a. indirect b. direct c. reverse d. temporary 3. A(n) _____ restoration is created in the dental laboratory which the dentist then bonds to the patient’s tooth. a. indirect b. direct c. permanent d. temporary 4. Why must restorative material liners resist thermal change? a. Because patients who live in cold climates need restorations that won’t crack b. Because the materials get very hot when the dentist shapes it to the tooth c. Because the mouth experiences extreme thermal changes when hot or cold food or liquids are ingested d. Because the material will corrode if it gets too cold 5. Which restorative agent holds or cements a crown to the prepared tooth? a. Luting b. Liners c. Glass ionomers d. Matrix 28 0204551AS04A-14  Assignment Pack 4 6. The main chemical components that make up composite resins include all of the following EXCEPT ____. a. foundation b. fillers c. coupling agent d. peroxide 7. Cure is the application property that refers to _____. a. the gradual destruction of the material b. how the material physically adheres to the tooth c. the ability of the material to harden d. how pliable a material is 8. Retention is the application property that refers to _____. a. the gradual destruction of the material b. how the material physically adheres to the tooth c. the ability of the material to harden d. how pliable a material is 9. Dentists prefer to use amalgam as a restoration material for many reasons. Which reason is NOT one of them? a. It is used for patients with a higher risk for tooth decay. b. Patient requires sizeable fillings. c. It can be disposed of as regular waste. d. It is more durable. 10. Which patient would be a good candidate for an amalgam restoration? A patient _____. a. needing a restoration on an anterior tooth b. with a sensitivity to zinc c. who is concerned about exposure to mercury d. needing a restoration on the third molar 11. When placing an indirect veneer, you’ll use a _____ light to harden the resin. a. duplex b. curing c. luminol 0204551AS04A-14 29 Dental Assistant 12. Amalgam restorations use _____ retention to adhere to the tooth. a. mechanical b. chemical c. perpendicular 13. Composite restorations use _____ bonding to become part of the tooth. a. mechanical b. chemical c. perpendicular 14. You must roughen the interior surface of the tooth preparation with _____ to make it easier for an agent to adhere to the tooth. a. etchant b. sand scrub c. file 15. _____ has a soothing effect on pulp. a. Eugenol b. Parinol c. Zinc 16. _____ is another word for bonding. a. Sealing b. Glamming c. Luting 17. The _____ is a very thin layer of fluids and tooth components on the dentin or enamel. a. half b. smear c. feral 18. Type I—Luting agents a. These cements protect the pulp from irritating materials or hot or cold temperatures. They are placed on the dentin between the pulp and the restorative material. b. These adhesive cements hold indirect restorations (permanent and temporary) to the tooth structure. c. These cements are used to create temporary restorations. 30 0204551AS04A-14  Assignment Pack 4 19. Type II—Restorative materials a. These cements protect the pulp from irritating materials or hot or cold temperatures. They are placed on the dentin between the pulp and the restorative material. b. These adhesive cements hold indirect restorations (permanent and temporary) to the tooth structure. c. These cements are used to create glass ionomers. 20. Type III—Liners and bases a. These cements protect the pulp from irritating materials or hot or cold temperatures. They are placed on the dentin between the pulp and the restorative material. b. These adhesive cements hold indirect restorations (permanent and temporary) to the tooth structure. c. These cements are used to create temporary restorations. 21. This is NOT an important aspect to remember when mixing zinc phosphate. a. Add gradual heat b. Mix on chilled surface c. Add powder is small increments 22. This is a reason that provisional materials need to be stronger and more durable than those used for intermediate restorations. a. Cover larger area b. Short term coverage c. Aesthetics 23. Which is NOT a way to ensure patient safety while you assist during a restoration? a. Use a dental dam b. Have patient forego eyewear c. Follow protective protocols 24. This is NOT part of a dental assistant’s role during restorative procedures regarding soft tissue and the HVE. a. Secure a clear field of vision b. Properly position the HVE for water and debris control c. Purge water hoses 0204551AS04A-14 31 Dental Assistant 25. Depending on the regulations in your state and your dentist’s personal preferences, you may be able to act as an expanded functions dental assistant. Which function would you be allowed to do? a. Drill fissures b. Apply sealant c. Inject anesthesia 26. This is NOT among the typical steps a dentist follows for most restorative procedures. a. Mix amalgam b. Deliver local anesthesia c. Evaluate tooth 27. Which is NOT an additional material a dentist may need when he works on a deep preparation for a restoration? a. Etchant b. Bonding agent c. Ceramic tie 28. Which reflects the most commonly used liner? a. Phosphorous b. Cholorhydrate c. Calcium hydroxide 29. When applying etchant, you must apply it for the amount of time indicated by the _____. a. dentist b. manufacturer c. procedure’s protocol 30. Which material requires a dentin sealer instead of a varnish to protect the dentin? a. Resin b. Amalgam c. Zinc 31. A matrix system provides a temporary _____ for certain restorations. a. padding b. fulcrum c. wall 32 0204551AS04A-14  Assignment Pack 4 32. The type of matrix system typically used for a Class II restoration is the _____ retainer. a. Black b. perpendicular c. Tofflemire 33. A wedge securely holds the matrix band against the _____. a. gingival margin b. perpendicular plain c. lip line 34. A clear plastic matrix system is used for Class III and IV restorations because these restorations involve _____ teeth. a. posterior b. anterior c. fissured 35. Why do whitening procedures completed at the dental office work faster than at-home whitening treatments? a. Dentists understand how to apply them better b. Dentists use a higher peroxide concentration c. Patients rarely understand proper procedures 36. A thin layer of tooth colored material placed on the surface of an anterior tooth. a. Veneer b. Peroxide treatment c. Laser treatment d. Resin tray 37. Holds peroxide gel against the teeth. a. Veneer b. Peroxide treatment c. Laser treatment d. Resin tray 38. The dentist or DA applies the whitening gel to the teeth, then activates it with a resin curing light. a. Veneer b. Peroxide treatment c. Laser treatment d. Braces 0204551AS04A-14 33 Dental Assistant 39. Thin plastic strips containing peroxide are used once, then thrown away. a. Veneer b. Peroxide treatment c. Laser treatment d. Whitening strips 40. After placing a whitening agent on the patient’s teeth, a laser beam activates the whitening process. a. Veneer b. Peroxide treatment c. Laser treatment d. Resin tray 34 0204551AS04A-14