Eating Disorders Flashcards
DSM-5 Anorexia Nervosa
Too little nourishment > low body weight,
Fears gaining weight,
Distorted body perception
What is the main motivation of people with anorexia nervosa?
Becoming thin, fear of gaining weight
Amenorrhea
Absence of menstrual cycle
DSM-5 Bulimia Nervosa
3 months at least
Repeated binge-eating episodes,
Compensatory behaviors,
Inappropriate influence of wight in self
Binges
Preceded by negative feelings, during binge unable to stop, followed by suit and shame
Differences between anorexia and bulimia
Bulimic people are more concerned with how others view them
DSM-5 Binge Eating Disorder
Recurrent binge-eating episodes weekly over the course of 3 months,
NO compensatory behaviors
Eating disorders according to the psychodynamic view
People with EDs perceive internal cues innacurately
Lateral hypothalamus (LH)
Produces hunger
Ventromedial hypothalamus (VMH)
Reduces hunger
Weight set point
The VMH, LH and GLP-1 work together as a weight thermostat which is responsible for keeping and individual at a particular wight level
When average weight falls below weight set point ____ activates to restore weight. When weight is above average, ____ activates to reduce hunger.
LH, VMH
Reverse anorexia/Muscle dysmorphia
Very muscular people still see themselves as thin