Following are the features of inhibin except: (A) Non-steroidal water-soluble protein, (B) Secreted by Graafian follicle, (C) Stimulates FSH secretion, (D) Increased secretion of inhibin occurs in polycystic ovarian disease
Answer is C. Ans. is c, i.e. Stimulates FSH secretionRef: Shaw 15th/ed, p45; Dutta Gynae 5th/ed, p72; Leon Speroff 7th/ed, p197, 8th/ed, p212,213,172Inhibin:* Inhibin is a non-steroidal water soluble protein.Q* It is secreted by Graffian follicle.Q* It is of two types - Inhibin A and B. In the early and midfollicular phase Inhibin B is the predominant form secreted whereas Inhibin A begins to rise in late filicular phase to reach a peak in mid luteal phase.Inhibin suppresses FSH secretion and not LH* In PCOS inhibin secretion increases.Q