Cardioversion should be done during which part of the electrocardiogram (EKG) wave?
a. P wave c. ST segment
b. R wave d. T wave
B
Cardioversion is the delivery of a synchronized electrical shock to change dysrhythmia to a rhythm that will circulate more blood to the body tissues. Cardioversion should be done during the R wave because a shock during ventricular depolarization may cause ventricular fibrillation.
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