PSYCH 100 Lecture Notes - Lecture 4: Abraham Maslow, Arcuate Nucleus, Bypass Surgery
Document Summary
Motivation a need or desire that energizes and directs behavior. Four perspectives for understanding motivated behaviors: evolutionary perspective, genetically predisposed behaviors. Anterior cingulate cortex activated during feeling of belonging: dopamine released when you like something, stimulates reward systems of your brain. Social networks: non-verbal, anonymity, excessive online socializing and gaming are associated with lower grades. Achievement motivation a desire for significant accomplishment: mastery of skills or ideas, high in achievement = high in control, attaining a high standard, grit. The physiology of hunger: stomach contractions the stomach contracts when we are hungry, growling, washburn and cannon 1912, swallowed balloon, felt pain when stomach was contracting, removing stomach yes still eat. Insulin hormone secreted by pancreas: controls blood glucose, leptin protein hormone secreted by fat cells, causes brain to increase metabolism and decrease hunger, pyy digestive tract hormone, e(cid:374)ds (cid:862)i"(cid:373) (cid:374)ot hu(cid:374)gry(cid:863) sig(cid:374)als to the (cid:271)rai(cid:374)
