If the sinoatrial (SA)node fails,then at what rate (depolarizations per minute)can the atrioventricular (AV)node depolarize?
A) 60 to 70
B) 40 to 60
C) 30 to 40
D) 10 to 20

Name: If the sinoatrial (SA)node fails,then at what rate (depolarizations per minute)can the atrioventricular (AV)node depolarize? A) 60 to 70 B) 40 to 60 C) 30 to 40 D) 10 to 20
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Question

Quizplus · Accepted Answer

If the SA node is damaged,then the AV node will become the heart's pacemaker at a rate of approximately 40 to 60 spontaneous depolarizations per minute.

If the Sinoatrial (SA)node Fails,then at What Rate (Depolarizations Per