A cardiovascular nurse is orienting a new nurse to the unit.The new nurse questions the steps of the normal cardiac conduction system.The senior nurse explains that action potentials in the myocardium follow which sequence?

Question

Quizplus · Accepted Answer

The normal sequence of cardiac conduction is initiated by the sinoatrial (SA) node, followed by conduction through the internodal pathway, through the atrioventricular (AV) node, down the bundle of His, and finally through the Purkinje fibers to depolarize the ventricles. Option A provides the correct sequence of events.

A Cardiovascular Nurse Is Orienting a New Nurse to the Unit.The