If the AV node does not receive action potentials generated by the SA node,
A) the ventricles will beat faster.
B) the ventricular rate of contraction will not be affected.
C) the stroke volume will increase.
D) tachycardia will occur.
E) it will establish a heart rate of 40-60 bpm.

Question

Quizplus · Accepted Answer

If the AV node does not receive action potentials from the SA node, it can still generate its own impulses, but at a slower rate, typically around 40-60 beats per minute. This is known as the nodal or junctional rhythm.

If the AV Node Does Not Receive Action Potentials Generated