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

Question 8

Multiple Choice

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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