NEET Biology question

Ventricular systole occurs

(A)After the auricular/atrial systoleCorrect
(B)When tricuspid and bicuspid valve closes
(C)Both (a) and (b)
(D)None of the above

Answer: (A)

Solution

In the normal cardiac cycle sequence, atrial systole precedes ventricular systole, pushing the final volume of blood into the ventricles just before they contract, so option (a) correctly places ventricular

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Question ID VK-116124