Exam 3 Study Guide - Psychology 250 Ward Winter 2009 Review...

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Psychology 250 Ward – Winter 2009 Review Outline for Exam 3 Chapter 11: Adolescent Physical and Cognitive Development five developmental tasks of adolescence 1. accept full-grown body and changes of puberty 2. acquire adult ways of thinking 3. develop more mature ways of relating to peers of both sexes 4. construct/consolidate identity 5. attain eater emotional and economic independence 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 timing- not a single event but gradual process, girls 10.5-15 boys 11.5-17 (earlier now b/c of health care and diets) growth- same sequence for youths but diff rates / uneven growth (asynchrony) body growth- inc hormones by adrenal glands, growth spurt starts puberty (large inc size, strength, weight), girls earlier at 9-10 for 2 years, boys 12.5 for longer, hands and feet first, inc appetite and oil (acne), girls more fat, boys more muscle sexual maturation - primary vs. secondary sexual characteristics, general changes, menarche, spermarche primary- reproductive organs become larger secondary- external physical changes to distinguish sexes (facial hair, lower voice, breasts) general- inc androgens and estrogens (boys more and muscle growth, body size, sexual) (grils more est breasts and uterus, fat, regulate period) menarche- first menstruation, occurs late in sequence, around 12.5 (genetics and body fat about 100 lbs) spermarche- first ejaculation, around 13.5 (after penis has been growing and glands enlarge) factors affecting pubertal timing – roles of genes, environment, socioemotional stress - adolescents’ genes+env, age that parents reached puberty, identical twins 2 mo diff and fraternal 12 mo diff, nutrition, weight, diet, exercise, psychosocial aspects (early puberty and stress, divorced, father absence, fam conflict) socioemotional stress- (evolutionary model) in a stressful home env, its adaptive to mature early, individuate from fam psychological effects vary by sex- early: boys fare better than girls/ late: boys fare better than girls adolescent body image – why body image is a focal concern – results of Jones et al (2004) RE: multiple influences on body image - eating disorders (text) surprise and embarrassment, conformity is important (adolesc as marginal group), mass media present 1D images of attractiveness (boys: physical strength, girls: thin, sexy) real isn’t same as media, inc risk of eating disorders (rexi and steroid) across lifespan (esp 15-19) Adolescent Sexuality general nature of dating and early sexual experiences, rates of teenage sexual activity. STDs, pregnancy state dating: 13-14 girls and 14-15 boys, early dating: superficial intimacy, sexual initiation mainly 15- 19 risks- inconsistent contraceptives and protection, highest age group for stds, 20% sexual teens get preg
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Exam 3 Study Guide - Psychology 250 Ward Winter 2009 Review...

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