A.)  Which cells in the testis produce the male hormone testosterone: B.)  When the ovary is in the follicular phase, the uterine cycle goes through the ______?_________ and the ________?_______ phase.

Name the condition in which testis fail to descend into the scrotum and are retained within abdomen.

A rare genetic disorder in males causes a defect in testosterone production within the testes which can then lead to an absence of puberty and infertility. The defective cell type in this genetic disorder is: 1) Leydig (Interstitial) Cells 2) spermatogonia 3) Graafian follicle cells 4) spermatozoa

Clomiphene Citrate is a fertility drug that stimulates hypothalamic secretion of Gonadotropin releasing Hormone (GnRH) in females and induces ovulation. Explain how increased GnRH with Clomiphene Citrate treatment would affect follicle maturation and ovulation in women (explain how increased GnRH would affect FSH, LH, Estrogen, and ovulation).

Describe the changes that happen in the human uterus during the uterine cycle (if no embryo implants), including the specific cells, structures and hormones involved.

Caitlyn had unprotected sex with her fiancé approximately 2 weeks after her last period and is worried that she might have become pregnant. She asks her physician if there are times during her monthly menstrual cycle when she might be more likely to become pregnant. She also asks how birth control pills prevent a woman from becoming pregnant. What will the physician tell Caitlyn?