Reproductive Physiology

Question 1

What causes the changes or the development of reproductive organs

Answer 1

Increased gonadotropin releasing hormone from the hypothalamus causes release of anterior pituitary FSH and LH

INCREASED gonadotropin secretion causes release of the sex hormones. FSH, LH abs sex hormones Testosterone in male and estrogen in female

Sex hormones also cause secondary development of sex characteristics

Question 2

Makes secrete testosterone _____ the changes associated with puberty

Answer 2

Before

As a fetus

Testes also secrete mullerIan inhibiting factor which inhibits female duct/ tract development

Question 3

FSH effects in males

Answer 3

Stimulates spermatogenesis = sperm production/ development which occurs in the seminiferous tubules by stimulating sertoli cells

Sertoli cells nurse developing sperm

Question 4

LH effects in males

Answer 4

Also called interstitial cell stimulating hormone (ICSH)

Stimulates interestitial cells to secrete testosterone

Question 5

Testosterone, FSH, and LH are needed for ______

Answer 5

Spermatogenesis

Question 6

FSH effects in female

Answer 6

Stimulates follicle development- these follicles contain the developing egg

Also need LH abs E for follicle development

Question 7

LH effects on females

Answer 7

Causes ovulation and formation of the corpus luteum

The corpus luteum secretes E plus P

Question 8

Ovarian events cause the ______events

Answer 8

Uterine