PSYB32H3 Chapter Notes - Chapter 6: Visual Cortex, Dyslexia, Synaptogenesis
Document Summary
The child"s growth: brain, body, motor skills and sexual maturation. Difference btwn children is not unusual; rates of development vary among children & genders. Influence of biological & environmental factors on motor development & growth. Looking at development of brain (brain growth & function) Developmental milestone & timing of puberty (consequences of reaching sexual maturity earlier or later) At birth, brain weighs about 25% as much as a mature brain. 6 months; brain weighs of adult brain. 2 yrs; weighs 75% of adult brain. Largest portion of brain; 2 connected hemispheres. Involves attributes (speech, self awareness, sensory perception, motor abilities & memory) Covers cerebrum & contains cells to control specific functions (seeing, hearing, moving, & thinking) At birth, or earlier, baby"s brain has most of its neurons (nerve cells) due to neuron proliferation which is a process where neurons multiply rapidly. Brain increases in size due to growth of neurons & glial cells.
