PSY100H1 Chapter 11: Chapter 11.docx
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PSY100H1 Full Course Notes
Verified Note
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Document Summary
Environment has a large effect: ugandan kids walk by 10 months, french children walk at 15 months. * north american kids sleep on backs to avoid sids and cant craw as a result whereas ugandan kids left on floor and crawl a lot. Zygote= first new cell of life, sperm and egg combo. Ebryo= then formed from two weeks to two months after doing it. Physical cells that form cortex form by week 7. Brain cells formed in first 7 months of gestation. Basic brain areas form after week 4. Left and right h form by week 12. Hormones important in development of fetus: low thyroid= low iq. Also stress of motherhood gives more hormones resulting in possible decreased birthweight. Def: environmental agents that harm fetus or embryo. Fetal alcohol syndrome (fas); too much alcohol. Low birth weight, head/face abnormality, slight mental retartdation, behavioral and cognitive issues. Can happen even if the don"t drink heavily, binging can even do it.
