1. It is the elimination of the thickened lining of the uterus (endometrium) from the body through the vagina.
2. This structure starts releasing progesterone, along with small amounts of estrogen during the luteal phase of the menstrual cycle.
3. It starts on the first day of menstruation and ends with ovulation.-
4. It stimulates the ovaries to release estrogen. 5. It is the process through which the level of one substance influences the level of another substance.
6. High levels of this hormone inhibit the further release of LH during the feedback mechanism of the menstrual cycle.
7. A brain structure that causes the nearby pituitary gland to produce certain chemicals, which prompt the ovaries to produce the sex hormones estrogen and progesterone.
8. It is the release of a mature egg from the surface of the ovary.
9. This gland releases hormones that cause the egg in the ovary to mature.
10. It releases a hormone called estrogen, which causes the uterine lining to increase in thickness.​