PSY 302 Study Guide - Midterm Guide: Attention Deficit Hyperactivity Disorder, Gestational Age, Mattress
27 Dec 2016
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Chapter 2: prenatal development and the newborn period. Epigenesis the emergence of new structures and functions in the course of development. Embryology the scientific study of prenatal development. The beng tribe lives in the ivory coast. Newborns believed to be reincarnations of ancestors. Ancestor spirits not fully linked to infant until the umbilical stump has fallen off. The beng parents apply herbal mixtures to the stump to make it fall off faster. Babies faces are painted to make the baby attract more attention to be happier. Gametes (germ cells) reproductive cells egg and sperm that contain only half the genetic material of all the other cells in the body. Almost all eggs of women formed during prenatal development. Conception the union of an egg from the mother and a sperm from the father. Individual differences: the first sex differences (box 2. 2) Sperm that contain a y chromosome are lighter and swim faster than those with an x chromosome.
