18. Answer in detail II

Explain the role of hormones in reproduction.

 

a. The primary hormones that regulate reproduction includes:

b. __________ have masculinizing effects.

c. __________ have feminizing effects.

d. __________ have gestation effects.

e. The secretion of primary hormones is regulated by __________.

f. In females, __________ influences the development of the Graafian follicle and the secretion of estrogen.

g. In males, __________ is necessary for the development of seminiferous tubules and spermatogenesis.

h. In females, __________ stimulates ovulation, stimulates the secretion of progesterone, and is required for the final maturation of the Graafian follicle.

i. In males, __________ stimulates the interstitial cells of testes to promote the production and secretion of testosterone.

j. __________ primary function is milk secretion during lactation and the development of mammary glands within the breast.

k. __________ causes the expulsion of milk from the breast.  It also aids in the contraction of smooth muscles of the uterus during childbirth.