PSYC 110 Study Guide - Facial Feedback Hypothesis, Homeostasis, Opponent Process
Document Summary
Anorexia nervosa active self-starvation or a sustained loss of appetite that has psychological origins. Arousal theory assumes that people prefer to maintain ideal, or comfortable , levels or arousal. Bulimia nervosa excessive eating (gorging) usually followed by self-induced vomiting and/or taking laxatives. Coolidge effect after no further sex drive occurs with one partner, the addition of a new partner can re-arouse sexual interest. Emotional expression outward signs that an emotion is occurring. Emotional feelings the private, subjective experience of having an emotion. External eating cues signs and signals linked with eating food. Extrinsic motivation motivation based on obvious external rewards, obligations, or similar factors. Facial feedback hypothesis states that sensations from facial expressions help define what emotion a person feels. Incentive value the value of a goal above and beyond its ability to fill a need. Inverted u function the relationship between arousal and performance. Leptin hormone that regulates appetite and metabolism. Homeostasis a steady state of bodily equilibrium.
