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Question

The correct route through which pulse-making impulse travels in the heart is

[A] SA node —> Purkinje fibres —> bundle of His —> AV node —> heart muscles
[B] SA node —> AV node —> bundle of His —> Purkinje fibres —> heart muscles
[C] AV node —> bundle of His —> SA node —> Purkinje fibres —> heart muscles
[D] AV node —> SA node —> Purkinje fibres —> bundle of His —> heart muscles
Answer & Explanation

Answer: SA node —> AV node —> bundle of His —> Purkinje fibres —> heart muscles

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