Hormones That Regulate Reproduction

What is the function of GNRH released from the hypothalamus?

Stimulates release of FSH and LH.

What hormone does the anterior pituitary release that stimulates follicle growth and estrogen secretion?

FSH.

What is the role of LH released from the anterior pituitary?

Triggers ovulation and supports corpus luteum (CL) function.

What hormone stimulates glucocorticoid release and is involved in lactation from the anterior pituitary?

Prolactin.

What is the function of Oxytocin released from the posterior pituitary?

Stimulates parturition (childbirth) and milk letdown.

What hormone promotes mating behavior and develops sex glands from the ovary?

Estrogen.

What is the function of Progestins from the ovary?

Maintains pregnancy.

What hormone dilates the cervix for parturition and is released from the ovary?

Relaxin.

What is the function of Androgens (Testosterone) from the testis?

Promotes male mating behavior and spermatogenesis.

What hormone aids in parturition and milk synthesis released from the adrenal cortex?

Glucocorticoids (Cortisol).

What is the function of HCG produced by the placenta?

Acts LH-like; supports CL maintenance.

What hormone acts FSH-like and stimulates follicular development from the placenta?

PMSG.

What is the function of Prostaglandin released from the uterus?

Causes regression of CL and parturition.