NEET 2024 Zoology Cardiovascular System MCQ Question with Solution

Following are the stages of pathway for conduction of an action potential through the heart:

A. AV bundle

B. Purkinje fibres

C. AV node

D. Bundle branches

E. SA node

A

B⁻D⁻E⁻C⁻A

B

E⁻A⁻D⁻B⁻C

C

E⁻C⁻A⁻D⁻B

D

A⁻E⁻C⁻B⁻D

Correct Answer

Option C

Detailed Explanation

The correct sequence is SA node, AV node, AV bundle, bundle branches, and Purkinje fibres for action potential conduction.

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