Zoology-Menstrual Cycle

NEET Zoology Menstrual Cycle MCQ Question

Type: MCQ-fact-Hard-Class 12

What triggers the rupture of the Graafian follicle to release the ovum during the menstrual cycle?

A

LH surge

B

FSH peak

C

Estrogen increase

D

Progesterone rise

Correct Answer

Option A

Detailed Explanation

The rupture of the Graafian follicle, leading to ovum release, is induced by a rapid secretion of LH, known as the LH surge, which occurs around the middle of the menstrual cycle.

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