Dental Procedures Quiz
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Questions and Answers

What does the abbreviation IV stand for?

  • Intravenous (correct)
  • Once daily
  • Intra muscular
  • Prescription

    • Which antibiotic inhibits ribosomal protein synthesis?

  • Beta-lactam antibiotics
  • Metronidazole
  • Clindamycin (correct)
  • Tetracyclines

    • What is the primary mode of action of Beta-lactam antibiotics?

  • Interference with bacterial metabolism
  • Inhibition of ribosomal protein synthesis
  • Inhibition of DNA synthesis
  • Inhibition of cell wall synthesis (correct)

    • Which antibiotic is derived from fungus penicillium?

    <p>Ampicillin</p> Signup and view all the answers

    What structure is characteristic of beta-lactam antibiotics?

    <p>B- Lactam ring</p> Signup and view all the answers

    Which antibiotic is known for its gastrointestinal side effects?

    <p>Ampicillin</p> Signup and view all the answers

    'Gm' stands for which unit of measurement?

    <p>Gram</p> Signup and view all the answers

    Which antibiotic inhibits (DNA) synthesis?

    <p>Metronidazole</p> Signup and view all the answers

    Which antibiotics are considered compatible with breastfeeding?

    <p>Cephalosporins</p> Signup and view all the answers

    Which of the following drugs should be avoided in individuals with penicillin allergy?

    <p>Cephalosporins</p> Signup and view all the answers

    What drug interaction should be considered when administering intravenous ceftriaxone?

    <p>Calcium Supplements</p> Signup and view all the answers

    Which cephalosporin should not be given with calcium-containing solutions to prevent microcrystalline precipitates?

    <p>Ceftriaxone</p> Signup and view all the answers

    Which antibiotic is commonly prescribed in dentistry to manage infections in penicillin allergic patients?

    <p>Erythromycin</p> Signup and view all the answers

    Why should cephalosporins be avoided in patients who had immediate hypersensitivity reactions to penicillin?

    <p>Cross-reactivity between penicillin and cephalosporins</p> Signup and view all the answers

    What is the mechanism of action of cephalosporins in mammals?

    <p>Enhancement of bacterial cell wall synthesis</p> Signup and view all the answers

    Which class of drugs can reduce the absorption of oral cephalosporins?

    <p>$ ext{H2}$-Histamine Receptor Antagonists</p> Signup and view all the answers

    'Klacid' and 'Zithromax' are examples of which type of antibiotics?

    <p>$ ext{Macrolides}$</p> Signup and view all the answers

    What is the mechanism of action of aminoglycosides?

    <p>Inhibition of bacterial protein synthesis</p> Signup and view all the answers

    Why are aminoglycosides not safe in pregnancy?

    <p>They cross the placental barrier and can cause congenital deafness</p> Signup and view all the answers

    How are aminoglycosides primarily excreted from the body?

    <p>Unchanged in urine</p> Signup and view all the answers

    Which adverse effect is associated with a rapid increase in aminoglycoside concentration?

    <p>Neuromuscular paralysis</p> Signup and view all the answers

    What is the primary use of neomycin before colorectal surgery?

    <p>To decrease bacterial load in the intestine</p> Signup and view all the answers

    Why must all aminoglycosides be given parenterally?

    <p>To achieve adequate serum levels</p> Signup and view all the answers

    How do aminoglycosides affect auditory function leading to potential hearing loss?

    <p>By damaging hair cells in the inner ear due to accumulation in the lymphatics</p> Signup and view all the answers

    What makes the antibacterial effects of beta-lactam antibiotics synergistic with aminoglycosides?

    <p>Common mechanism of action on bacterial protein synthesis</p> Signup and view all the answers

    Why are aminoglycosides avoided in renally impaired patients?

    <p>They can accumulate and worsen renal function</p> Signup and view all the answers

    What is the purpose of subgingival scaling?

    <p>To remove plaque and calculus from below the gingival line and pockets</p> Signup and view all the answers

    What is the purpose of empiric therapy in antibiotic treatment?

    <p>The antibiotic is directed against an anticipated (expected) causative microorganism</p> Signup and view all the answers

    What is the purpose of definitive therapy in antibiotic treatment?

    <p>The antibiotic is directed against an identified causative microorganism</p> Signup and view all the answers

    What is the purpose of screening in dental procedures?

    <p>To perform a quick assessment of individual health status</p> Signup and view all the answers

    What is an orthodontic appliance?

    <p>Braces used in orthodontic treatment</p> Signup and view all the answers

    What is the purpose of therapeutic antibiotic treatment?

    <p>The antibiotic is given after a bacterial infection is identified</p> Signup and view all the answers

    What is lymphadenopathy?

    <p>Enlargement of lymph nodes due to infection</p> Signup and view all the answers

    What is pericoronitis?

    <p>Inflammation of soft tissue surrounding the crown of a partially erupted tooth</p> Signup and view all the answers

    What is the purpose of culture and antibiotic sensitivity testing?

    <p>To identify the specific bacterium causing the infection for definitive therapy</p> Signup and view all the answers

    What is the primary mechanism of action of penicillin antibiotics?

    <p>Inhibition of bacterial cell wall synthesis</p> Signup and view all the answers

    Which statement about the spectrum of activity of penicillin antibiotics is correct?

    <p>Penicillins have a broad spectrum of activity against gram-positive, gram-negative, aerobic and some anaerobic organisms</p> Signup and view all the answers

    Which of the following penicillins is a natural penicillin commonly used for oral infections?

    <p>Penicillin V</p> Signup and view all the answers

    Which penicillin is commonly used in dental practice?

    <p>Amoxicillin</p> Signup and view all the answers

    What is the primary site of absorption for oral penicillins?

    <p>Duodenum and small intestine</p> Signup and view all the answers

    Which statement about the distribution of penicillin is correct?

    <p>Penicillin can penetrate the cerebrospinal fluid (CSF) only during meningitis</p> Signup and view all the answers

    Which of the following is a semisynthetic penicillin?

    <p>Amoxicillin</p> Signup and view all the answers

    What is the primary indication for using Penicillin G?

    <p>Syphilis and other non-oral infections</p> Signup and view all the answers

    Which of the following is a correct statement about syphilis?

    <p>Syphilis is a sexually transmitted bacterial infection</p> Signup and view all the answers

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