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It Is Important That the Atrioventricular (AV)node Produce a Delay

Question 31

Multiple Choice

It is important that the atrioventricular (AV) node produce a delay between the contraction of the atria and the contraction of the ventricles because this allows the:


A) heart to rest for a brief period of time.
B) ventricles to fill to capacity.
C) atria to contract in smooth synchrony.
D) ventricles to contract in smooth synchrony.

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