ANSC 1011 Chapter : Female Reproduction
Document Summary
1-3 days after first acceptanc e of male. Thursday, september 06, 2012: the neural control center for reproductive hormones, releases gnrh (gonadotropin releasing hormone, gnrh travels to the anterior pituitary gland and controls the release of the luteinizing hormone (lh) and follicle-stimulating hormone (fsh) Anterior pituitary: releases 2 hormones known as gonadotropins , follicle stimulating hormone(fsh, fsh causes follicular growth in the ovary. Luteinizing hormone (lh: responsible for causing ovulation, stimulates cl to produce progesterone. Thursday, september 06, 2012: after ovum is released, cells of graadfian follicle change and form the cl (aka yellow body , produces progesterone. Maintains pregnancy: corpus albicans, degenerated cl, white, scar-like structure. Infundibulum: captures and guides newly ovulated oocyte, ampulla, occupies half the length of the oviduct, site of fertilization. Isthmus: connected to uterus (uterotubal junction, utj) In the mare, the ampulla-isthmus junction serves as control point that allows only fertilized oocytes to pass into the isthmus. Utj regulates movement of embryo in the uterus.
