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Estrous Cycle Terms

Vet 110 Animal Breeds and Husbandry

TermDefinition
Estrous Cycle The period of time between one heat period and the next.
GnRH Gonadotropin-releasing hormone that stimulates the release of FSH
FSH Follicle stimulating hormone, produced in anterior pituitary, that causes follicular growth
LH Luteinizing hormone, produced in anterior pituitary, causing ovulation
Estrogen Hormone produced in the follicle causing signs of estrus and causes uterine, cervical, and vaginal changes at estrus
Progesterone Hormone produced by the corpus luteum that maintains pregnancy
Inhibin Hormone produced by the follicle that inhibits the release of FSH, thus causing further follicle growth
Prostaglandin Causes lyses of the corpus luteum leading to a decrease in progesterone
Ovarian Follicle Structures on ovary that contains the oocyte(egg)
Oocyte Female gamete (egg)
Ovulation Release of oocyte into oviduct, or uterine tube, where pregnancy begins
Puberty The first time of ovulation
Fertilization Joining of sperm and egg
Corpus luteum (CL) Structure on ovary that produces progesterone, aka "yellow body"
Created by: acparris