Given These Structures: 1) AV Node

question 37

Multiple Choice

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

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