Question Detail

ZOO 101 ZOO 101 Past Questions Objective Question

Question

In the male HPG axis, FSH stimulates and LH stimulates respectively:
Options
A FSH stimulates testosterone; LH stimulates spermatogenesis
B FSH stimulates spermatogenesis; LH stimulates Leydig cells to produce testosterone
Correct Answer
C Both FSH and LH stimulate spermatogenesis
D FSH produces GnRH; LH produces testosterone
Correct Answer

Option B is the correct answer.

Detailed Explanation

FSH stimulates spermatogenesis (acting on Sertoli cells), and LH stimulates Leydig cells to produce testosterone.

Hint

One pituitary hormone acts on sperm production; the other stimulates testosterone.

Question Info