PSY 3105 Lecture Notes - Lecture 2: Synaptic Pruning, Junk Food, Cortisol

• School: University of Ottawa
• Department: Psychology
• Course: PSY 3105
• Professor: David Collins

Document Summary

B lower proportion of older people in the population. Puberty: (cid:271)od(cid:455) u(cid:374)dergoes (cid:271)iologi(cid:272)al re(cid:448)olutio(cid:374) that dra(cid:373)ati(cid:272)all(cid:455) (cid:272)ha(cid:374)ges the adoles(cid:272)e(cid:374)t"s a(cid:374)ato(cid:373)(cid:455), physiology, and physical appearance. Pubertal caveat: virtually all the studies considered in the order of pubertal development have been conducted with white adolescents in the west. In sharp contrast to the western studies, which found pubic hair and breast buds developed together about 2 years before menarche. How girls response to puberty depe(cid:374)ds o(cid:374) (cid:272)hild"s readi(cid:374)ess. ); impact of all-girl schools decrease risk factors due to less interaction with older boys. Late teens tend to have more favorable body image than other girls. How boys respond to puberty: semenarche: first emission of seminal fluid. Some occur in no(cid:272)tur(cid:374)al orgas(cid:373) (cid:894)(cid:862)(cid:449)et drea(cid:373)(cid:863)(cid:895) and majority through masturbation: self-consciousness about penis size and involuntary erection, early-maturing boys more popular with peers; but more hostile, depressed, and delinquent.