After leaving the AV node, the impulse travels next through which structure?

After leaving the AV node, the impulse

Multiple choice — select the best answer

AThe bundle of His
BThe Purkinje fibers directly
CThe SA node
DThe coronary sinus

✓ Correct answer: A. The bundle of His From the AV node the impulse passes into the bundle of His, then divides into the right and left bundle branches, and finally reaches the Purkinje fibers.

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Topic: Cardiac Anatomy & Electrophysiology

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After leaving the AV node, the impulse travels next through which structure?

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