prenatal and birth

prenatal and birth - Chapter 3 Prenatal Development and...

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Chapter 3 Prenatal Development and Birth At what point is the developing baby most vulnerable to toxins such as alcohol, cocaine, and cigarette smoke? Are the defects more severe when the exposure occurs early in pregnancy? Or are they more severe when the exposure occurs closer to birth? Fertilization _ Sperm cell combines with an egg cell to create a new organism Conception _ Zygote implants in the wall of the uterus Ovulation _ Release of an egg (ovum) from the female ovary Differentiation _ Process that occurs during cell division in which each new cell is committed to becoming a particular structure
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The Germinal Stage: Conception - 2 Weeks. _ The first stage of prenatal development. Implantation The Embryonic Stage: Weeks 3 – 8. _ The second stage of prenatal development. Miscarriage Cephalocaudal pattern Proximadistal pattern Critical periods Organogenesis The Fetal Stage: Week 9 – Birth (38 – 40 Weeks)
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This note was uploaded on 12/21/2010 for the course PSYCH 4 taught by Professor Ritabutterfield during the Fall '10 term at Santa Rosa.

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prenatal and birth - Chapter 3 Prenatal Development and...

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