PSYC 1101 Lecture Notes - Lecture 22: Sexual Script Theory, Anorexia Nervosa, Externality
Document Summary
Drive reduction and homeostasis: clark hull, when animal is deprived of something it needs (water, sleep, sex), a drive increases in proportion to amount of deprivation, behavior (action) ~ reduces drive and satisfies need is reinforced and. Motivation (hunger) therefore is more likely to recur (law of effect) Specific hungers: specific hunger for kaolin protects stomach and rotects body from pathogens and toxins. Explains why kaolin craving are greater in pregnant women. Eating disorders: anorexia nervosa ~ underweight problem, perceive themselves to be fat society places emphasis on being slim, bulimia ~ eating binge followed by vomiting or other forms of purging, mostly in women, adolescents and young. Intra cellular: osmolality ~ concentration of solution in terms of osmoles of solute per kg of solvent, extra cellular. Sex: social sexual script, pituitary glands release hormones to control sexual body parts.
