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LOCAL ANESTHESIA MOCK EXAM AND LOCAL ANESTHESIA
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LOCAL ANESTHESIA MOCK EXAM AND LOCAL ANESTHESIA
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TEST BANK FOR LOCAL ANESTHESIA FOR THE DENTAL HYGIENIST 2ND EDITION BY DEMETRA D. LOGOTHETIS CHAPTER 1-16 COMPLETE GUIDE WITH QUESTIONS AND ANSWERS WELL EXPLAINED LATEST UPDATE 2024 GRADE A+
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Local Anesthesia Board Review: CDCA NERB Questions & Answers Complete Solution Guide_2023.
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LOCAL ANESTHESIA MOCK EXAM AND LOCALANESTHESIA MOCK BOARD EXAM ACTUAL EXAM 300
QUESTIONS AND CORRECT DETAILED ANSWERS WITH
RATIONALES (VERIFIED ANSWERS) |ALREADY GRADED
A+
When a nerve is in its resting state, the:
A. K+ is concentrated outside the cell
B. Cell membrane is positive on the outside of the cell
C. NA+ is concentrated outside the cell
D. Cell membrane is more positive on the inside of the cell - ANSWER: C
Which of the following maintains the resting potential of a nerve fiber?
A. The K+ pump
B. The Na+ pump
C. The concentration gradient
D. The electrical impulse - ANSWER: B
Select the following anesthetic(s) available in the US that is(are) formulated with
epinephrine 1:200,000:
A. Lidocaine
B. Mepivacaine
C. Prilocaine
D. Articaine
E. C and D - ANSWER: E
Which of the following anesthetics has the shorts duration when administering a
local anesthetic block?
A. Lidocaine 1:100,000
B. Mepivacaine 1:20,000
C. Mepivacaine 3%
D. Prilocaine 4% - ANSWER: C
Lenvonordefrin has how many mg/mL of vasoconstrictor?
A. 0.05 mg/mL
B. 0.01 mg/mL
C. 0.9 mg/mL
D. 0.005 mg/mL - ANSWER: A
, How much epinephrine does a 1:200,000 dilution contain compared with a
1:100,000 dilution?
A. Half
B. Twice
C. One quarter
D. One fourth - ANSWER: A
What is the cardiac dose for epinephrine?
A. 0.2 mg
B. 0.04 mg
C. 1.0 mg
D. 2.0 mg - ANSWER: B
How many cartridges could a patient from cardiac dose safely receive if
administering a 1:200,000 epinephrine dilution?
A. 1.1 cartridges
B. 4.4 cartridges
C. 2.2 cartridges
D. 3.3 cartridges - ANSWER: B
What is the primary reason that catecholamines are added to local anesthetic
solutions?
A. Decrease risk of toxicity
B. Decrease duration of action
C. Decrease risk of postoperative pain
D. Decrease the risk of infection - ANSWER: A
Sodium Bicarbonate is added to local anesthetic solutions:
A. Only when a vasoconstrictor is added
B. To prevent oxidation of the amide
C. To make the solution isotonic
D. To help increase the pH of the vasoconstrictor - ANSWER: A
How many mg of epinephrine are in one cartridge of a 1:100,000 dilution?
A. 0.009 mg
B. 0.01 mg
C. 0.018 mg
D. 0.02 mg - ANSWER: C
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