Question

Sertoli cells secrete a hormone called

• A. Relaxin
• B. Gonadotropin
• C. Inhibin
• D. Testosterone

Answer 1

The correct option is C Inhibin

Sertoli cells
Sertoli cells or nurse cells are present inside the seminiferous tubules. They secrete a hormone called inhibin which suppresses FSH synthesis.

Gonadotropin
Gonadotropins are one of the hormones produced by the anterior pituitary gland. It includes FSH (follicle stimulating hormone) and LH (luteinising hormone) which act on the gonads.

Testosterone
Testosterone is the primary sex hormone in males, it is produced by the Leydig cells or interstitial cells.

Relaxin
Relaxin is a hormone produced by the placenta and corpus luteum which helps in the relaxation of the ligaments in the pelvis and softens and widens the cervix.

Final answer: (D) Inhibin