CFS 388 Lecture Notes - Lecture 7: Human Chorionic Gonadotropin, Fallopian Tube, Blastula

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Cfs 388: human sexuality lecture #8/exam prep. 20 -100 million (over 1 trillion his whole life) Genetic diversity increases the odds that individuals will survive (and have strong immune systems) to produce a new generation. Will make for the rest of their lives. As a result, many sperm die in the vagina. Hcg human chorionic gonadotropin is a hormone produces by the placenta after implantation. A phase early in the embryonic development of most animals during which the single layer blastula is reorganized into a multilayered structure known as the gastrula. Q: after fertilization, how long does it take for the blastocyst to implant in the uterus. All body parts are the same early on until about the seventh week. Larger brain and size of head (5x bigger than a chimpanzee head: woman"s vagina stretches about 4 inches. Q: at the end of pregnancy, the fetus is growing myelin around its neurons.

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