KINESIOL 1A03 Study Guide - Pubic Symphysis, Fluoxetine, Internal Capsule
17 Sep 2014
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Document Summary
During fertilization, 2 millions sperm are deposited into the vagina but only 1% make it through the cervix (either immobile, or cannot handle vaginal conditions etc. ) Sperm needs to use whip-like motion to make it through the cervix to the ampulla-site of fertilization. Oocyte is no longer viable after 24 hours because it only has nutrients to survive for 24 hours, sperm has approx. From conception to birth, there are 3 stages. Germinal period: first 2 weeks of the development during formation of primitive. Embryonic period: weeks 3-8 of development, organ systems develop. Fetal period: last 30 weeks, organ system grow and mature. Many sperm cells attach to corona radiata of secondary oocyte. Acrosomal reaction (acrosome of sperm is an area containing genetic material, the cap of the sperm that enters the oocyte) Capacitation - making sperm tail go faster because of female fluids (making it capable)
