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THREE DRUG CLASSES: ANTIBIOTICS, ANALGESICS, AND LOCAL ANESTHETICS MOD III: ANESTHETICS, 3RD EDITION Final Examination Questions Select the best answer for each question and mark your answers on the Final Examination Answer Sheet found on page 170, or complete your test online at EliteLearning.com/Book 1. What was the name of the first synthetic form of local anesthesia? a. Benzocaine. 6. Although the use of most local anesthetics has remained fairly constant, one local anesthetic that was introduced in the United States in 2000 and that has since gained much of the market share is: a. Lidocaine.
b. Procaine. c. Prilocaine. d. Articaine. 2. Which channels do local anesthetics block to inhibit nerve conduction? a. Sodium. b. Chloride. c. Magnesium. d. Potassium. 3. Which of the following local anesthetics used topically in dentistry is a member of the ester class? c. Prilocaine. d. Articaine. 4. Which of the following is considered the prototype of the amide class of local anesthetics? a. Lidocaine. a. Benzocaine. b. Editocaine. b. Mepivacaine. c. Bupivacaine. d. Prilocaine. 5. Which local anesthetic has a propensity to cause methemoglobinemia? a. Lidocaine.
b. Mepivacaine. c. Bupivacaine. d. Articaine.
7. The vasoconstrictor epinephrine is available in local anesthetics in formulations of 1:50,000, 1:100,000 and: a. 1:150,000. b. 1:200,000. c. 1:250,000. d. 1:300,000. 8. Which of the following statements is true regarding the vasoconstrictor present in 2% mepivacaine? a. It contains 1:50,000 epinephrine. b. It contains 1:100,000 epinephrine. c. It contains 1:20,000 levonordefrin. d. It contains no vasoconstrictor. 9. An easy way for dental professionals to minimize local anesthetic toxicity is to: a. Perform injections via blocks rather than with infiltrations. b. Use local anesthesia only when absolutely necessary. c. Aspirate prior to every injection. d. Minimize the use of vasoconstrictors. 10. According to the U.S. Food and Drug Administration, which of the following local anesthetics is a category B drug and therefore safe to administer to patients who are pregnant or breast-feeding? a. Lidocaine.
b. Mepivacaine. c. Bupivacaine. d. Prilocaine.
b. Mepivacaine. c. Bupivacaine. d. Articaine.
Course Code: DCA02DR
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