The nurse understands that which of the following calcium channel blockers is approved for use as an antidysrhythmic agent?
a. verapamil c. propranolol
b. atenolol d. adenosine
ANS: A
Feedback
A Correct: Verapamil and diltiazem are the only two calcium channel blockers that are approved as antidysrhythmic agents.
B Incorrect: Atenolol is not a calcium channel blocker but a beta-adrenergic blocker.
C Incorrect: Propranolol is not a calcium channel blocker but a beta-adrenergic blocker.
D Incorrect: Adenosine is not a calcium channel blocker but is an antidysrhythmic agent.
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ANS:
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