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Identify the correct statement on 'inhibin'.
A
It is produced by granulose cells in ovary and inhibits the secretion of FSH.
B
It is produced by granulose cells in ovary and inhibits the secretion of LH.
C
It is produced by the nurse cells in testes and inhibits the secretion of LH.
D
It inhibits the secretion of LH, FSH and prolactin.
Explanation
Inhibin selectively suppresses FSH.
Detailed Solution
The ovary secretes estradiol, progesterone and inhibin. Inhibin is secreted by granulosa cells of ovarian follicles and the corpus luteum.
Its target is the anterior pituitary, where it inhibits the secretion of FSH.
Its target is the anterior pituitary, where it inhibits the secretion of FSH.