An escape rhythm is initiated by a lower pacemaker site when the sinoatrial (SA) node slows or fails to initiate an impulse.

Name: An escape rhythm is initiated by a lower pacemaker site when the sinoatrial (SA) node slows or fails to initiate an impulse.
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Question

Quizplus · Accepted Answer

This is correct. An escape rhythm occurs when a lower pacemaker site takes over the pacing of the heart because the SA node is not providing sufficient impulses.

An Escape Rhythm Is Initiated by a Lower Pacemaker Site