Multiple Choice
Epinephrine has what effect on heart rate and contractility?
A) Increased heart rate and contractility
B) Increased heart rate,decreased contractility
C) Decreased heart rate and contractility
D) Decreased heart rate,increased contractility
Correct Answer:

Verified
Correct Answer:
Verified
Q21: Calcium channel blockers slow AV conduction and
Q22: Epinephrine is a beta-blocker.
Q23: The first letter of the pacemaker code
Q24: Sodium bicarbonate is given to increase the
Q25: The pacemaker's generation of an electrical impulse
Q27: The third letter of the pacemaker code
Q28: Antiarrhythmic medications can sometimes cause arrhythmias.
Q29: Digitalis is classified as a cardiac glycoside.
Q30: Class IV antiarrhythmics are calcium channel blockers.
Q31: What should a VVI pacemaker do when