PSYCH 250 Study Guide - Midterm Guide: Personal Fable, Synaptic Pruning, Identity Formation
Document Summary
Accept the full grown body and changes of puberty. Develop more mature ways of relating to peers of both sexes. Nature of puberty - definition, timing, nature of body growth and growth spurt for each sex. Puberty: the set of biological processes that change the immature child into a sexually mature person. Nature of body growth: reverse cephalocaudal trend. (feet and hands and leg grow first then trunk) Controlled by increases in growth hormones and thyroxine. Increase in size and activity of oil producing glands (sweat glands produce odors) First outward sign of puberty = growth spurt: large increases in size, strength, weight (50-75 lbs. ) Girls start growth spurt earlier, often at age 10. Lasts about 2. 5 years. (gain about 8-10 inches in height) Boys" growth spurt comes later, 12. 5 on average, and grow for a longer period of time. (12-13 inches) Sexual maturation - primary vs. secondary sexual characteristics, general changes, menarche, spermarche.
