PSYC 100 Chapter Notes - Chapter 11: Fetal Alcohol Spectrum Disorder, Erik Erikson, Prenatal Development
Document Summary
Chapter 11: human development across the life span. Sequence: sequence of age-related changes as an individual progresses from birth (conception) to death: progress before birth: prenatal development. Prenatal development: germinal stage, embryonic stage, fetal stage. 7th day, zygote tries to implant but usually rejected. O2 and nutrients to babies and its bodily waste to their moms. Formation of vital organs (heart, spine, brain) Sensitive period: basic physiological structures are being formed. Final 3 months: brain cells multiply , fat deposited, respiratory and digestive mature. Zygote: one-celled organism formed by the union of sperm and an egg. > each cell contains messages from parents that lie in chromosomes. Prenatal period: from conception to birth (usually 9-month period) 3 stages: germinal (first 2 weeks), embryonic (2 weeks to 2 months), fetal stage (two months to birth) Zygote > rapid cell division > microscopic mass of multiplying cell. On the 7th day, zygote tries to implant itself (for which many are rejected)
