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Psychology 314 - chapter 8 short summary
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Psychology 314 - chapter 8 short summary, covers chapter 8s work (this doc is ideal if you want a quick revision instead of reading 10plus pages)
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Made by: Daryan Van Der WathChapter 8:
Eating Disorders
Anorexia Nervosa à eating disorder characterised by recurrent food refusal, leading
to dangerously low body weight
• Intense fear of weight gain and desire to be thin (begins with dieting)
• Subtypes: Restricting & Binge-eating-purging
• Medical consequences:
o Leads to organ damage (cardiovascular problems)
o Amenorrhea (loss of periods)
o Dry skin, brittle hair and nails
o Sensitivity to cold temps
o Lanugo (downy hair)
o Electrolyte imbalance
• Psychological treatment:
o Weight restoration
o Psycho-education
o Behavioural and cognitive interventions
Bulimia Nervosa à eating disorder involving recurrent episodes of uncontrolled
excessive (binge) eating following by compensatory actions to reduce the caloric, or
energy, impact of the food or rid the body of food itself (deliberate vomiting, laxative
abuse & excessive exercise)
• Binge à brief episode of uncontrolled, excessive consumption (food or
alcohol)
• Eating seen as uncontrollable & associated by shame, guilt or regret
• Compensatory behaviours – “make up” for binge eating à purging (self-induced
vomiting)
• Medical consequences: Erosion of dental enamel, Electrolyte imbalance,
kidney failure, cardiac arrhythmia, seizures, intestinal problems, colon damage,
chubby facial appearance
• Treatment: CBT & antidepressants
Binge-eating disorder à pattern of eating involving distress-inducing binges not
followed by purging behaviours
• Leads to distress & functional impairment
• Bariatric surgery candidates suffer from BED
• Obesity à excess of body fat resulting in a body mass index a ratio of weight to
height of 30 or more
• Treatment: Psychological treatment (CBT) & interpersonal psychotherapy
Other Eating disorders
Pica à characterised by persistently eating one or more non-nutritive, non-food
substances for at least a month
Rumination à characterised by repeated regurgitation of food after feeding or eating
and then rechewing it
Avoidant/restrictive food intake disorder
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