Module 7 - Module 7: Prenatal Development and the Newborn...

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Module 7: Prenatal Development and the Newborn I Conception A. Developmental psychology a branch of psychology that studies the physical, cognitive, and social change throughout the lifespan B. Nothing more natural than species reproducing 1 Woman’s ovary releases mature egg 2 200 million or more sperm deposited during intercourse begin race upstream toward it C. women born with all immature eggs she would ever have 1 in 5000 mature and are released D. man starts producing sperm at puberty and continues 24 hours a day for the rest of his life II Prenatal Conception A. Zygotes the fertilized egg; it enters a 2 week period of rapid cell division and develops into an embryo 1 Cells begin to differentiate specialize in structure and function 2 After 10 days, diverse cells attach to mother’s uterine wall, beginning 27 weeks of closest human relationship 3 Zygotes outer part attaches to uterine wall, forming placenta, through which nourishment passes 4 Inner cells become embryo
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Module 7 - Module 7: Prenatal Development and the Newborn...

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