PSY 231 Lecture Notes - Lecture 6: Synaptic Pruning, Critical Period, Toothpaste
Document Summary
Chapter 4: physical development in infancy and toddlerhood (birth-2) Body growth: by end of irst year 50% of height o. Cephalocaudal trend top down perspecive head to toe cap to. Proximodistal trend inside out perspecive core trunk muscles to ingers and toes and such . Girls have more body fat than boys coninues through childhood unil adolescence. Muscle coordinaion is slow during this ime. In the womb, skeleton is carilage so the body can move that way in the womb (malleable or squished) Babies have sot spot- secion of skull that has not hardened yet. Skeletal age: a measurement of how much growth has occurred and has let to occur. Epiphyses: ends of the bones these epih release carilage to increase length of bone eventually these epihp dry up and we cant grow anymore. Lymph glands, genitals, brain are three excepions to general growth curve otherwise we see a predictable weight (coninuous trend of development)