SATHEE: Body Fluids and Circulation Question 79

Body Fluids and Circulation Question 79

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

[1995]

(a) AV node $\to$ bundle of His $\to S A$ node Purkinje fibres $\to$ heart muscles

(b) AV node $\to$ SA node $\to$ Purkinje fibres $\to$ bundle of His $\to$ heart muscles

(d) SA node $\to A V$ node $\to$ bundle of His $\to$ Purkinje fibre $\to$ heart muscles

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Answer : d

Hints & Solutions

(d) The pulse making impulse travels in the heart in the order of SA node $\to A V$ node $\to$ bundle of His $\to$ Purkinje fibres $\to$ heart muscles.

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Body Fluids and Circulation Question 79

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

Answer : d

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