PSYC 2110 Study Guide - Final Guide: Stereopsis, Metacognition, Lightdark
30 Mar 2014
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Chapter 6: physical development the brain, body, motor skills and sexual. *babies who walk early are not necessarily inclined to be especially bright. *the average 2 y. o. is already about half of his/her adult height. *half the nerve cells (neurons) in the average baby"s brain die (and are not replaced) over the first few years of life. *most children walk when they are ready, and no amount of encouragement will enable a 6 month-old to walk alone. *hormones have a huge effect on human growth and development before puberty. *emotional trauma can seriously impair the growth of young children. Babies gain 28g each day and 2. 5cm each month. + tripling it by the end of the year. By age 2, quadrupled birth weight to 12-14kg. Newborn head is 70% adult size; of full size like legs are. Cephalocaudal development: physical growth that proceeds from the head (cephalic region) to the tail (caudal region).
