Given these structures: 1) AV node
2) atrioventricular bundle
3) bundle branches
4) Purkinje fibers
Arrange these parts of the conduction system of the heart in the correct order, as an action potential would pass through them.
A) 1, 2, 3, 4
B) 1, 3, 2, 4
C) 1, 4, 2, 3
D) 2, 1, 3, 4
E) 3, 1, 2, 4

Question

Quizplus · Accepted Answer

The correct sequence for the passage of an action potential through the heart's conduction system is: AV node (1), atrioventricular bundle (2), bundle branches (3), and Purkinje fibers (4).

Given These Structures: 1) AV Node