A boy has a genetic mutation such that FSH is not produced, but LH is normal. After the boy grows to maturity, it is likely he will
A) not develop secondary sex characteristics.
B) be sterile.
C) be impotent.
D) have impaired function of the interstitial endocrine cells.
E) produce large amounts of inhibin.

Question

Quizplus · Accepted Answer

Without FSH, the boy will not have proper spermatogenesis and will likely be sterile. LH alone cannot stimulate the necessary steps for sperm maturation. However, secondary sex characteristics and interstitial endocrine cell function rely on testosterone production, which should not be significantly affected by the lack of FSH. Inhibin production may be altered, but this is not significant enough to be a primary concern.

A Boy Has a Genetic Mutation Such That FSH Is