HD 1004 Lecture Notes - Lecture 13: Dyscalculia, Nonverbal Communication, Dyslexia
Document Summary
Increased myelination: improves processing speed, communication in higher regions of brain, more effective processing of information on cognitive tasks. Volume stabilizes, but significant changed continues, particularly for the pathways and circuitry in the prefrontal cortex (highest level of brain) Cortical thickness of temporal and frontal lobes increase possible relates to increase in language abilities. On average grow 2-3 inches a year: age 11: girls 4 feet 9 inches and boys 4 feet 7. 75 inches. Boys generally outperform girls in activities using large muscles activity. Can sit for longer period of time: but become more tired from sitting for a long period then by running, jumping, or bicycling, should be physically active whenever possible. Exercise benefits attention, memory, effortful and goal-directed thinking and behavior, and creativity. Cancer: second leading cause of death in us children ages 5-14, leukemia is most common type, don"t know much about causes for childhood cancer, cancer often more advanced.