Z3254857
From Embryology
LAB 1 1.What is the protein that the sperm binds to on the surface? Zona Pellucida Protein 3 (ZP3)
2. Name the 3 stages of follicular development in the ovary. 1: Primary 2: Pre-antral 3: Antral --Begum Sonmez 13:14, 6 August 2009 (EST)
LAB 2
1. What factor do the synctiotrophoblast cells secrete to support the ongoing pregnancy? hCG (Human Chorionic Gonadotropin) 2. What does the corpus luteum secrete to prevent continuation of the menstrual cycle? Progesterone and Estrogen. 3. What are the 2 main tissues to be derived from the germ cell layer continuous with the lining of the amniotic sac? Nervous System and epithelial layer of skin covering the embryo.