In males, the primary target of FSH is the (a) nurse cells of the seminiferous tubules. (b) interstitial cells of the seminiferous tubules. (c) prostate gland. (d) epididymis.

Name the structure that hold the testis in position.

Which of the following is likely to happen when you remove the testes of an adult male rat? a) Decrease in follicle stimulating hormone. b) Decrease in the level of gonadotropin releasing hormone. c) Increase in testosterone levels. d) Increase in the level of follicle stimulating hormone.

What is the period from the woman's ovulation to the start of menstruation called? a) The uterine phase b) Ovarian phases c) Luteal phase d) Follicle phase

Shedding of the functional layer of the endometrium also known as menstruation occurs when a) the concentration of LH in the blood peaks b ) the corpus luteum degenerates and turns into corpus albican c ) blood level of progesterone from the corpus luteum increases e ) blood level of FSH falls off

What could be the reason why a woman only gets her period after puberty begins? A) Before puberty, high quantities of of corpus luteum are present B) Before puberty, GnRH levels may be too low. C) Before puberty, their endometrial lining is too thick.

Where does spematogenesis (sperm formation) take place? a) Epidemic b) The seminal vesicle c) Sperm tubes (seminiferous tubules) d) Prostate (prostate gland)

Sustentocytes (a) nourish spermatocytes and assist in sperm production, (b) secrete testosterone, (c) secrete fluid that contributes to semen, (d) produce follicle-stimulating hormone.

(c) Name two hormones produced by the ovaries in female. (d) Name the major cells in the gonads that produce the two hormones in (c) during follicular phase. during luteal phases. (e) Contraceptive pill contains the two hormones in (c). Briefly explain how they work.

98. Which of the following labeled curves best describes the variation of progesterone during the menstrual cycle? A) B) - Concentration of hormone in blood->> E 31319 14 Day of menstrual cycle 28 C) D) E)