PSY BEH 103H Lecture Notes - Lecture 7: Hans Selye, Walter Bradford Cannon, Eustress

• School: UC-Irvine
• Department: Psychology and Social Behavior
• Course: PSY BEH 103H
• Professor: ilonayim

Document Summary

Q: ho(cid:449) a perso(cid:374) (cid:272)opes (cid:449)ith stress is (cid:373)ore i(cid:373)porta(cid:374)t tha(cid:374) the (cid:374)u(cid:373)(cid:271)er of stressors i(cid:374) that perso(cid:374)"s life. Walter cannon (1929: homeostasis: maintaining stability in the internal environment, stressors can knock you out of homeostasis, stress response can bring you back into homeostasis, fight/flight. Hans selye (1936) (cid:862) tress(cid:863): no(cid:374)spe(cid:272)ifi(cid:272) respo(cid:374)se of the (cid:271)od(cid:455) to a(cid:374)(cid:455) demand made on it: same stress response: heat! El(cid:455)e"s general adaptation syndrome: alarm phase, resistance phase, e(cid:454)haustio(cid:374) phase (cid:894)does(cid:374)"t e(cid:454)ist i(cid:374) hu(cid:373)a(cid:374)s(cid:895) Limited role of psychological factors: nonspecific response, studies were done in rats (extreme stressors) Tend-and-befriend: taylor et al, +fight-or-flight, humans respond to stress with social affiliation and nurturant behavior, may depend on underlying biological mechanisms (oxytocin vs. adrenalin, theory supported by women who respond to stress by turning to others. The physiology of stress: sympathetic (sns) activation, hpa activation. Effects of long-term stress: excessive secretion of epinephrine and norepinephrine.