animal repro

7. The control center for the endocrine system
9. a steroid hormone released by the corpus luteum that stimulates the uterus to prepare for pregnancy.
11. an essential regulator of fertility in livestock.
14. a recurring period of sexual receptivity and fertility in many female mammals

1. secreted from the pituitary gland and travels through the blood to the ovary after being signaled for release by the GnRH.
2. any of a group of steroid hormones which promote the development and maintenance of female characteristics of the body.
3. a preparatory period immediately preceding estrus and characterized by growth of graafian follicles, increased estrogenic activity, and alteration of uterine and vaginal mucosa.
4. begins when the female no longer shows signs of estrus, such as standing to be mounted
5. the narrow period of time right before estrus (heat) and ovulation (release of the egg for possible fertilization).
6. the period of transition between ovulation and the formation of the functional corpus luteum
8. the remnants of the newly ruptured ovarian follicle develop into the corpus luteum and begin to produce progesterone.
10. a transient reproductive gland that produces progesterone (P), required for the establishment and maintenance of pregnancy.
12. marks the transition from the follicular phase to the luteal phase.
13. composed of the adenohypophysis