Chapter 9- Eating Disorders - CHAPTER9:EATINGDISORDERS...

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CHAPTER 9: EATING DISORDERS ANOREXIA NERVOSA Restricting-type Anorexia Nervosa- people reduce weight by restricting food intake Binge-eating/purging-type Anorexia Nervosa- people force themselves to vomit after  meals or abusing laxatives or  diuretics and may take part in binge  eating 90-95% = female Can appear at any age o Most frequent = 14-18 .5-2% of women in all western countries develop it May begin after a stressful event 2-6% die from it THE CLINICAL PICTURE Key goal = become thin Motivation = fear o Becoming obese, giving into desire to eat, losing control over size and  shape of their body Ppl are preoccupied with food Think in distorted ways
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o Low opinion of body shape o Overestimate actual proportions Psychological problems o Depression o Anxiety o Low self esteem o Insomnia o Substance abuse o OCD Tend to be a perfectionist MEDICAL PROBLEMS      Amenorrhea- absence of menstrual cycles Lowered body temp, low blood pressure, body swelling, reduced bone  mineral density, slow heart rate Metabolic and electrolyte imbalances also may occur and can lead to  death by heart failure or circulatory collapse Poor nutrition o Rough cracked skin o Brittle nails o Hands and feet are cold and blue o Loose hair or grow lanugo that covers trunk, extremities and face
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Lanugo- fine silky hair that covers some newborns BULIMIA NERVOSA Bulimia Nervosa (Binge-purge Syndrome)- engagement in repeated episodes of  uncontrollable overeating followed by  vomiting, misusing laxatives, or  excessive exercising Usually eat within a one hour time span 90-95% = females Beings in adolescence through early adulthood (15-21) Lasts several years Binge-eating disorder o People eat immense amounts of food without getting rid of it o Not classified yet on DSM as a disorder o 2-7% of people thought to have this that are overweight Half of college students have tried some method of this BINGES 2-40 per week o Usually 10 Consume more than 1000 calories (usually around 3000)
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Done in secret Preceded by feelings of great tension o Irritable o Unreal o Powerless to control and overwhelming need to eat “forbidden” foods During person feels unable to stop eating
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Chapter 9- Eating Disorders - CHAPTER9:EATINGDISORDERS...

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