848455
Question 1
Question
Which one of the following local anesthetic agents is NOT an amide?
Answer
-
lidocaine
-
prilocaine
-
mepivicane
-
bupivicane
-
procaine
Question 2
Question
Which of the following are properly matched?
Answer
-
lidocaine: fast onset, moderate duration (1-2hrs)
-
lidocaine-less tissue rxn
-
mepivicaine fast onset, moderate duration (1-2hrs)
-
mepivicaine-often used in equine lameness
-
bupivicaine- slow onset, longer duration (3-4 hrs)
-
mepivicaine-our #1 local anesthetic
Question 3
Question
Local anesthetics block sodium channels in the following conformation(s):
Answer
-
activated-open
-
inactivated-closed
-
resting-closed
-
all of the above
Question 4
Question
Local anesthetics block nerve types in the following order: autonomic--> muscle tone--> pain--> touch, pressure--> proprioception/motor.
Answer
- True
- False
Question 5
Question
With regards to pharmacokinetics of local anesthetics and drug-tissue interaction: more potent, more lipid soluble, lower blood concentration.
Answer
- True
- False
Question 6
Question
Which are true regarding ester locals?
Answer
-
rapidly metabolized by liver cytochrome P450
-
cause allergic rxn because of formation of PABA intermediate
-
1st pass pulmonary uptake
Question 7
Question
What local anesthetic agent can cause methemoglobinemia in cats?
Answer
-
procaine
-
lidocaine
-
bupivicaine
-
prilocaine
Question 8
Question
What local anesthetic drug can cause neurotoxicity?
Answer
-
prilocaine
-
bupivicaine
-
mepivicaine
-
cocaine
-
lidocaine
Question 9
Question
Bupivicaine can cause malignant arrhythmias.
Answer
- True
- False
Question 10
Question
Cetocaine spray is not recommended in cats bc it can cause the following problem:
Answer
-
seizures
-
cardiotoxicity
-
neurotoxicity
-
methemoglobinemia
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