PSY 200 Study Guide - Midterm Guide: Far-Sightedness, Hallucination, Cornea
25 Aug 2018
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Motivation: effects on behavior because of motives, preferences. Intensity: persistence, types of motives, primary: serving biological needs, common to all animals, complex: learned behaviors involving social interactions. Digestive apparatus: obese ppl have more efficient digestive tract. Lower metabolic rate: more fat storage, less used as fuel: genetic factors. Twin studies: reared apart weights = similar if reared together: behavioral factors. Externality hypothesis: obese ppl more influenced by external factors: obesity increases insulin which lowers blood glucose which causes us to eat more, 35% women, 31% men, 25% children, anorexia nervosa, 5-15% of females, three phases. Increased fear that eating will make them fat. Problem admission and increased food intake: treatments: psychological intervention and force feeding, bulimia, distorted image of physical appearance, binge and purge, duration = 6 years, arousal, sensory deprivation studies. Humans are motivated to maintain an optimal level of arousal: optimal arousal is task dependent. Easy tasks: higher optimal level of arousal ex: laundry and music.
