Which of the following statements regarding the conduction system of the heart is FALSE?
A) The atrioventricular (AV) node stimulates the sinoatrial (SA) node.
B) The conduction system stimulates the different chambers of the heart in the correct order.
C) Purkinje fibers in the ventricular myocardium are stimulated.
D) The heart rate is regulated by the autonomic nervous system.
A) The atrioventricular (AV) node stimulates the sinoatrial (SA) node.
The SA node stimulates the AV node, not the other way around. All other choices
are true.
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