Males and females show difference in the age of onset of pubey. The difference in the age of onset of pubey amongst males may be explained by: (A) Increased Activin - A levels, (B) Decreased Follistatin levels, (C) Increased Inhibin levels, (D) Easily releasable FSH pool
Answer is C. One of several proteins that paicipate in differentiation and growth. Two glycoproteins, inhibin A and inhibin B, are secreted by Seoli cells in the testis and granulosa cells in the ovary, inhibiting FSH secretion by direct action on the pituitary.Ref: Ganong&;s review of medical physiology; 24th edition; page no:-427