AP7_Lecture_Ch11

AP7_Lecture_Ch11 - Eating Disorders Chapter 11 Slides &...

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Comer,  Abnormal Psychology , 7e Northampton Community College Eating Disorders Chapter 11
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2 Comer, Abnormal Psychology, 7e Eating Disorders Although not historically true, current Western  beauty standards equate thinness with health and  beauty Thinness has become a national obsession There has been a rise in eating disorders in the past  three decades The core issue is a morbid fear of weight gain Two main diagnoses: Anorexia nervosa Bulimia nervosa
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3 Comer, Abnormal Psychology, 7e Anorexia Nervosa The main symptoms of anorexia nervosa are: A refusal to maintain more than 85% of normal  body weight Intense fears of becoming overweight Disturbed body perception Amenorrhea
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4 Comer, Abnormal Psychology, 7e Anorexia Nervosa There are two main subtypes: Restricting type Lose weight by cutting out sweets and fattening snacks, eventually  restricting nearly all food Show almost no variability in diet Binge-eating/purging type Lose weight by vomiting after meals, abusing laxatives or  diuretics, or engaging in excessive exercise Like those with bulimia nervosa, people with this subtype may  engage in eating binges 
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5 Comer, Abnormal Psychology, 7e Anorexia Nervosa About 90%–95% of cases occur in females The peak age of onset is between 14 and 18 years Between 0.5% and 2% of females in Western  countries develop the disorder Many more display some symptoms Rates of anorexia nervosa are increasing in North  America, Japan, and Europe
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6 Comer, Abnormal Psychology, 7e Anorexia Nervosa The “typical” case: A normal to slightly overweight female has been on a diet Escalation toward anorexia nervosa may follow a stressful  event Separation of parents Move or life transition Experience of personal failure Most patients recover However, about 2% to 6% become seriously ill and die as a result  of medical complications or suicide
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7 Comer, Abnormal Psychology, 7e Anorexia Nervosa:  The Clinical Picture The key goal for people with anorexia nervosa  is becoming thin The driving motivation is fear: Of becoming obese Of giving in to the desire to eat Of losing control of body shape and weight
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8 Comer, Abnormal Psychology, 7e Anorexia Nervosa:  The Clinical Picture Despite their dietary restrictions, people with  anorexia nervosa are extremely preoccupied with  food This includes thinking and reading about food and planning  for meals This relationship is not necessarily causal It may be the result of food deprivation, as evidenced by the  famous 1940s “starvation study” with conscientious objectors
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AP7_Lecture_Ch11 - Eating Disorders Chapter 11 Slides &...

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