BIOL3030 Lecture Notes - Lecture 32: Corpus Luteum, Uterine Horns, Axolotl
18 Apr 2017
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Loss of adult body form: sexual maturity in juvenile body form. Mud puppy: add thyroid: stay a larva. Axolotl: add thyroid: transform into adult form. Communicate with gonad in hpg access for follicles: contain eggs. Follicle stays in body to make body to control other endocrine responses. Implants in uterine blastocystst until fetus is large enough to move ton central position. Follicular stgae: thicker until burst so egg can travel down. Lh takes old follicular body: corpus luteum: makes progesterone and estrogen: thicken uterus. Add estradiol: negative feedback to pituitary in brain. Less lh and fsh: no ovulation: no egg expression: no expression of. Hcg stimulates endometrial thickening egg out of follicle. Fetus itself produces own estrogen through hcg. Pregnancy tests tests for chorionic growth factor: hcg. Ovary will taper off production of estrogen and progesterone. Menstruation: no implantation: semi thickened body is expelled. Must give birth or cant support both mom and baby.
