Ch11_ppt_-_Motivation_and_Emotion

More inexpensive tasty foods high in fat or

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Unformatted text preview: c rate & the Heredity tendency tendency to store energy as fat or lean tissue – It accounts 40-70% of variation in BMI among M & F – Obesity is on the up-rise although genes haven’t changed in rise recent recent decades, BUT why? More inexpensive, tasty foods high in fat &/or carbohydrates Cultural Cultural emphasis on getting best value supersizing menu Technological advances ↓ daily physical activity Eating Disorders Around Around 90% are are women Anorexia nervosa: intense fear of being fat & intense severely severely restrict food intake to point of selfstarvation • They continue to view themselves as fat • Results: menstruation stops, bone loss, stress to heart, Results: ↑risk ↑risk of death Bulimia nervosa: afraid of becoming fat, & bingeeat & then purge food by vomiting or laxatives • Consume 2000-4000 calories during binges • Results: gastric problems, badly eroded teeth • conscious of problem, but can’t control it 10 Create PDF files without this message by purchasing novaPDF printer (http://www.novapdf.com) 11/30/2009 Causes of Anorexia & Bulimia Environmental, psychological & biological factors Cultural norms: In industrialized culture, thinness = Beauty Personality factors: • Anorexics: perfectionists (high achievers) with lofty self- standards battle standards battle for success & control; • disapproving parents with high standards punish them & disapproving punish gain gain some contr...
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