The correct sequence of structures of the cardiac conduction system is
A) AV node,SA node,Purkinje fibers,AV bundle.
B) AV node,AV bundle,Purkinje fibers,SA node.
C) SA node,Purkinje fibers,AV node,AV bundle.
D) SA node,AV node,AV bundle,Purkinje fibers.
E) Purkinje fibers,SA node,AV node,AV bundle.

Question

Quizplus · Accepted Answer

The correct sequence of structures of the cardiac conduction system is SA node, AV node, AV bundle, Purkinje fibers. This is the physiological order in which electrical impulses travel through the heart during normal cardiac cycle.

The Correct Sequence of Structures of the Cardiac Conduction System