Capture is _____
a. the electrical stimulus delivered by a pacemaker's pulse generator
b. a vertical line on the ECG that indicates the pacemaker has discharged
c. the time measured between a sensed cardiac event and the next pacemaker output
d. the ability of a pacing stimulus to successfully depolarize the cardiac chamber that is being paced
D
Capture is the successful conduction of an artificial pacemaker's impulse through the myocardium, resulting in depolarization.
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