PS280 Study Guide - Final Guide: Eating Disorder, Somatic Symptom Disorder, Lanugo
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CHAPTER 10: EATING DISORDERS
Somatic symptom disorder (formerly somatoform disorder);
-disorder that manifests as physical symptoms (suggest illness/injury) but no physical cause
Bulimia nervosa;
-binging objective large amounts of food followed by purging to avoid weight gain
-individuals usually of normal body weight
-sense of lack of control over eating during the episode
-inappropriate compensatory behaviors meant to make up for binge (vomiting, laxatives, etc)
-binging and compensatory behaviors both occur at least once/week for 3 months
-self-evaluation is unduly influenced by body shape and weight
-objective food binge: individual eating actual large amount of food in specific time period
Binge/purse vs restricting type:
Restricting: attain unhealthly low body weight through strict diet + excessive exercise
Binge-eating/purging type: strict dieting (+ possibly excessive exercise) but also regularly
engage in binging and/or purging behaviours within last 3 months
Anorexia nervosa:
-restriction of energy intake leading to underweight (BMI less than 17)
-intense fear of gaining weight + distortion in experience of body and undue significance of
body weight
-lanugo: layer of fine downy hair that grows to maintain warmth