The structures that make up the primary cardiac conduction, in the order that the impulse travels through them, are the

Question

Quizplus · Accepted Answer

The impulse originates in the SA node (located in the right atrium), then passes through the AV node (located in the interatrial septum), then through the bundle of His (located in the interventricular septum), and finally spreads through the Purkinje fiber system (located throughout the ventricles). Therefore, option D is the correct order of the primary cardiac conduction system.

The Structures That Make Up the Primary Cardiac Conduction, in the Order