PSY 1305 Chapter Notes - Chapter 5: Fetal Alcohol Spectrum Disorder, Autism Spectrum, Synaptic Pruning

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Chapter 5: development through the life span: development is life long. Nature and nurture, continuity and stages, stability and change. Zygote: fertilized egg, has the chromosomes, 2-week period of rapid cell division. Fetus: next 6 weeks, body organs begin to really form and function, and by 9 weeks, the fetus is a human. It depends, with modern advancements we are able to support better care, cut off is about 22 weeks. Teratogen: agent, such as a chemical or virus, that can reach the embryo or fetus during the prenatal development and cause harm, ex: alcohol, drugs, fish, accutane, skin prescriptions, deli meat. Stand on one foot: 4 and a half years. Kick ball: 20 months or about 2 years. Think about things that cannot be seen: 2 or 3 years. Birth: neural growth spurt and synaptic pruning (eliminating the weaker connection or the ones that we do not use anymore, strengthens the strong connections that we have)

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