PSYC 2510 Lecture Notes - Anthropocentrism, Facial Expression, Autonomic Nervous System
2 May 2013
School
Department
Course
Professor
Document Summary
Motives needs, wants, desires leading to goal-directed behaviour (or away from unpleasant) Intrinsic motivation pursuit of activity for its own sake: extrinsic motivation pursuit of activity for external rewards (eg. money, fame) Drive theories seeking homeostasis (seeking comfort) Early view anatomical centres: lateral hypothalamus (on) and ventromedial hypothalamus(off) switches, paraventricular nucleus. Contemporary view neural circuits & hormonal regulation: ghrelin: hormone produced in stomach that increases eating (reduced after gastric bypass surgery) Glucose and digestive regulation: glucostats monitor blood glucose levels. Mnemonic: my name is gluco and i love stats. One day my stomach was growlin (ghrelin) and i was insulted by my hunger so i lept in my books. Identicals more similar in bmi than fraternals (raised together or apart) > 400 genes, markers & chromosomal regions linked with human obesity phenotype (what appears); genotype what you are genetically predisposed to have. Learned preferences & habits: exposure when, as well as what you eat.
