PSYCH 3830 Chapter 12-13: Chapter 12-13 Book Notes
9 May 2018
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Chapter 12 - Eating Disorders
Anorexia nervosa - starve themselves for long periods of time yet remain convinced they need
to lose more weight.
● Significantly low body weight
● Low weight can cause amenorrhea - a stop in menstrual cycles
● They have a distorted image of their body
● Fear of gaining weight
● Fatigued
● Exercise all the time. Strict schedule
● They have elaborate rituals around food
○ Restricting type → refusing to eat and or engaging in exercise to prevent weight
gain
○ binge/purge type → engage in binge eating or purging behaviors. Different from
bulimia nervosa because people with BN are typically overweight or normal
weight. Will purge food even when eating small amounts
● Low weight can be determined by BMI
● White people more likely
Bulimia Nervosa - uncontrolled eating, or bingeing, followed by behaviors designed to prevent
weight gain from the binges.
● 1-3 episodes per week (mild)
● Feel compelled to eat even though not hungry
● Involves an amount of food larger than the average person would eat in one sitting
● Behaviors to control weight:
○ Self induced vomitting, laxatives, diuretics, other purging medications, fasting,
excessive exercise
● They do not tend to show gross distortions in their body image like in people with
anorexia
● But they still are dissatisfied with their shape
● More common in whites
Binge-eating Disorder - a mental disorder. resembles bulimia nervosa except that a person
with BED does not regularly engage in purging, fasting or excessive exercise to compensate for
binges.
● They eat continuously throughout the day
● Eat very rapidly and appear to be in a daze when eating
● Overweight
● Disgusted with their body
Obesity is common among people with binge-eating disorder. It is defined as a body mass
index of over 30
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Document Summary
Anorexia nervosa - starve themselves for long periods of time yet remain convinced they need to lose more weight. Low weight can cause amenorrhea - a stop in menstrual cycles. They have a distorted image of their body. Restricting type refusing to eat and or engaging in exercise to prevent weight gain. Binge/purge type engage in binge eating or purging behaviors. Different from bulimia nervosa because people with bn are typically overweight or normal weight. Will purge food even when eating small amounts. Low weight can be determined by bmi. Bulimia nervosa - uncontrolled eating, or bingeing, followed by behaviors designed to prevent weight gain from the binges. Feel compelled to eat even though not hungry. Involves an amount of food larger than the average person would eat in one sitting. Self induced vomitting, laxatives, diuretics, other purging medications, fasting, excessive exercise. They do not tend to show gross distortions in their body image like in people with anorexia.
