Referring to the Choices Below,the Normal Flow of Electrical Impulse

question 11

Multiple Choice

Referring to the choices below,the normal flow of electrical impulse through the cardiac conduction system of the heart follows what sequence of events?
1) Purkinje fibers
2) AV node
3) SA node
4) Bundle of His
5) Interventricular node (IV node)

• A)3,1,4,5
• B)2,3,5,1
• C)3,2,4,1
• D)3,5,4,1

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