Fertilization
General Embryology Fertilization Embryology Ø A phenomena which occurs before birth Ø Three basic events takes palce Ø multiplication, differentiation and degeneration. Gametogenesis Ø Gametogenesis is maturation of primordial germ cells through meiosis. Primordial Germ cells,3 rd .week: Spermatogenesis: Oogenesis Ø Oogenesis can be divided in three phases: A. Prenatal- 7 millions maximum by 5 th . month. B. Postnatal C. Ovulation ● Ovulation & menstrual cycle Ovulation when ? What is safe period ? Corpus Luteum. Corpus luteum : Ø What is it? a glandular structure. Ø Function? It secrets progesterone . Ø Fate: a) Corpus luteum of menstruation. ( Corpus albicans) ...