Dentistry

AFK practice: Pharmacology, local anesthesia and emergencies

15 questions · by oneguy

Practice quiz Flashcards

Questions

  1. 1.
    How many milligrams of lidocaine are contained in a 1.8 mL cartridge of 2% lidocaine with 1:100,000 epinephrine?
  2. 2.
    What is the concentration of epinephrine in a local anesthetic solution labelled 1:100,000?
  3. 3.
    A healthy 60 kg adult is to receive 4% articaine with 1:100,000 epinephrine. Using the Canadian product monograph maximum of 7 mg/kg (not to exceed 500 mg)…
  4. 4.
    Why does articaine have a much shorter elimination half-life than the other amide local anesthetics used in dentistry?
  5. 5.
    Which local anesthetic is most classically associated with methemoglobinemia when given in large doses?
  6. 6.
    Which of the following local anesthetic formulations provides the longest duration of soft-tissue anesthesia?
  7. 7.
    What is the most common medical emergency encountered in the dental office?
  8. 8.
    During an inferior alveolar nerve block, an anxious, healthy 22-year-old becomes pale and sweaty and then loses consciousness. The patient is breathing and…
  9. 9.
    Twenty minutes after taking amoxicillin, a patient develops generalized hives, wheezing and a blood pressure of 80/50 mm Hg. What is the most appropriate…
  10. 10.
    A patient with known asthma develops wheezing and shortness of breath during treatment. The patient is conscious, with no hives, swelling or hypotension. What…
  11. 11.
    A patient with type 1 diabetes who skipped breakfast becomes shaky, sweaty and confused during treatment but is conscious and able to swallow. What is the…
  12. 12.
    A 64-year-old with a history of stable angina develops substernal chest pressure during a crown preparation. Blood pressure is 150/90 mm Hg. What is the most…
  13. 13.
    A patient with a prosthetic heart valve requires a tooth extraction and reports anaphylaxis to penicillin. According to the 2021 American Heart Association…
  14. 14.
    A patient taking warfarin requires an antibiotic. Which of the following is most likely to markedly increase the patient's INR?
  15. 15.
    After oral triazolam sedation, a patient remains excessively drowsy with slow, shallow breathing despite airway support and supplemental oxygen. Which drug…