2024 Re-NEET Human ReproductionMenstrual cycle and ovulation Medium Question 18 of 116 in Human Reproduction

During menstrual cycle, the ovulation takes place approximately on 14th day.

Reason: Rapid secretion of LH in the middle of menstrual cycle induces rupture of Graafian follicle and thereby the release of ovum.
A Both A and R are true and R is the correct explanation of A
B Both A and R are true but R is NOT the correct explanation of A
C A is true but R is false
D A is false but R is true

The answer is A.

Solution

During a 28-day menstrual cycle, rapid secretion of LH reaching its maximum (LH surge) at mid-cycle induces the rupture of the Graafian follicle, causing ovulation on approximately the 14th day. Both Assertion and Reason are true, and the Reason correctly explains the Assertion.

Concept Menstrual cycle and ovulation

Human Reproduction in past papers

116 questions from this chapter have appeared across 27 exam years.