Asked by Tanya

Intrinsic control of heartbeat rate involves what mechanism(s)?


a) The AV node initiates heartbeat although the SA node can generate a slower beat rate.

b) The atrioventricular bundle initiates signals that travel to the Purkinje fibers.

c) The SA node initiates heartbeat although the AV node can generate a slower beat rate.

d) The SA node initiates heartbeat and the AV node inhibits the heartbeat.

Answers

Answered by Anonymous
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