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human development
periods of developmemt
Question | Answer |
---|---|
prenatal (germinal 1-2 weeks, embryonic 2-8 weeks, fetal 9-38 weeks gestation) | conception to birth (40 weeks) |
infancy | birth to 2 yrs |
childhood | 3-12 years |
adolescence | 13-18 yrs |
young adulthood | 19-40yrs |
middle adulthood | 40-65 yrs |
older adulthood | 65 - older |