PSYA02H3 Lecture Notes - Lecture 4: Parenting, Sexual Differentiation, Umbilical Cord
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PSYA02H3 Full Course Notes
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Document Summary
A person is fully developed around the age 20-25. Post-partum disorder: loss of their life: we are more pro-social than destructive (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) Prenatal: 38 wks of pregnancy: these stages are critical biological relevance that has to do with development. Zygote: first 2 wks collection of cells. Embryonic stage: controversial stage abortion issue is contentious. Is a zygote a human being: the heart begins to beat (we associate a lot with the heart emotions, critical period teratogens. If there are toxins in the woman"s body or in the environment they affect the development of the child: where sexual differentiation occurs. Some will develop male genitals: feeding behaviors are pre-programmed. Even though the baby gets food from the umbilical cord it is already practicing the thumb sucking behaviour although it has no use yet. Fetal stage: bones start to form and baby grows.
