Sample Questions — Gametogenesis
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MCQ
Which hormone directly stimulates Leydig cells to secrete androgens?
✅ Correct Answer: A
LH acts on Leydig cells, triggering androgen synthesis.
MCQ
The head of a human sperm contains:
✅ Correct Answer: B
The acrosome contains enzymes to penetrate the ovum.
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MCQ
Why is it correct to say that female gamete development is completed after fertilisation?
✅ Correct Answer: A
The secondary oocyte completes meiosis II only after sperm entry, resulting in the formation of the ovum.
MCQ
The release of sperm from Sertoli cells into the lumen of seminiferous tubules is called:
✅ Correct Answer: B
Spermiation is the process of release of sperm from supporting Sertoli cells.
MCQ
For normal fertility, what percentage of ejaculated sperms must have normal shape and show vigorous motility?
✅ Correct Answer: D
These percentages define the normal fertility threshold.
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