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Question: Answered & Verified by Expert
About which day in a normal human menstrual cycle does rapid secretion of LH (popularly called LH surge) normally occurs?
BiologyHuman ReproductionNEETNEET 2011 (Mains)
Options:
  • A $14^{\text {th }}$ day
  • B $20^{\text {th }}$ day
  • C $5^{\text {th }}$ day
  • D $11^{\text {th }}$ day
Solution:
2789 Upvotes Verified Answer
The correct answer is: $14^{\text {th }}$ day
Rapid secretion of LH leading to its maximum level during the mid-cycle, $i e$, about the $14^{\text {th }}$ day of menstrual cycle, popularly called LH surge induces rupture of Graafian follicle and thereby the release of ovum (ovulation).

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