The following are structural components of the conducting system of the heart.
1.Purkinje fibers
2)AV bundle
3)AV node
4)SA node
5)bundle branches
The sequence in which excitation would move through this system is which of the following?
A)1,4,3,2,5
B)3,2,4,5,1
C)3,5,4,2,1
D)4,3,2,5,1
E)4,2,3,5,1

Question

The following are structural components of the conducting system of the heart. 
1.Purkinje fibers
2)AV bundle
3)AV node
4)SA node
5)bundle branches
The sequence in which excitation would move through this system is which of the following?
A)1,4,3,2,5
B)3,2,4,5,1
C)3,5,4,2,1
D)4,3,2,5,1
E)4,2,3,5,1

Quizplus · Accepted Answer

The correct sequence of excitation movement through the heart's conducting system starts with the SA node, then moves to the AV node, followed by the AV bundle, then to the bundle branches, and finally to the Purkinje fibers.

The Following Are Structural Components of the Conducting System of the Heart