PSY BEH 101D Lecture Notes - Lecture 3: Calorie, Synaptogenesis, Neurogenesis
23 Jan 2014
School
Department
Course
Professor
Document Summary
And aging: body growth and change, brain development, biological theories of aging. Rapid increase in height and weight in infancy, then slower gains in childhood. At birth: 20 inches long, 7. 5 lbs. Doubled weight by 4 months; triples by 1 year. 12-24 months: slower rate of growth; 32-35 inches tall, 26-32 lbs. Girls slightly lighter and smaller; girls have more fatty tissue, boys have more muscle. Slim down, trunks of bodies lengthen, but heads are still large for their bodies. Urban, middle ses, and first-born taller than rural, lower ses, and later-born. Individuals who are unusually short on average score lower on tests of . But few children score outside the normal range. Body growth and change: middle and late childhood (6-11 y) 2-3 inches and 5 to 7 lbs per year. Age 8, average 4ft 2in and 56 lbs. Body growth and change: puberty (~9-16y) and adolescence (11-18y)
