Obesity/Eating Disorders Flashcards
what is a feeding problem vs eating prob
Typically involve fussy or fadish eating in which certain foods are avoided because of taste/texture/basic dislike
eating- typically involve concerns about being overweight or experiencing ones body in negative or distorted ways
What are the 6 eating disorders that DSM 5 and ICD11 share
anorexia bulimia binge eating disorder pica avoiding food intake disorder rumination disorder
What is anorexia nervosa and key aspect
-low body weight due to restricted food intake (intense fear of going)
Key- failure to maintain minimal body weight
What is Bulimia nervosa and 2 key aspects
- Binge eating
2. Compensatory behaviour (purging or non purging)
What are the 2 subtypes of anorexia
restricting- loses weight mainly by dieting/fasing/ex
bing/purging- like bulimia but dx due to failure to maintain min weight
What is avoiding food intake disorder
reserved for picky eaters who fit to eat enough to meet basic nutritional requirements
What is rumination disorder
dx in those who regularly rechew/reswallow or spit out food after intentionally regurgitating it
what is pica
dx in people who consistently eat non food substances
What are the 5 NT involved in eating disorders
Monoamine NTs GABA Glutamate} Serotonn Dopamine
What are serotonin levels associated w
decreased in people w active symptoms of bulimia
what are dopamine levels associated w
dopamine levels lower in unrecovered anorexia pts
drugs used to tx eating disorders
SSRI Antipsychotics Mood stabalizers Anti convulsants Benzos
Role of the hypothalamus and 2 areas
lateral- role to make ppl feel hungry
ventromedial hypothalamus- role is to make ppl feel satiated
HPA axis role and what happens when overactive/underactive
producing cortisol
overactive- anorexia/bulimia
underachieve- binge eating disorder
reward pathway disturbances in anorexia, bulimia, BED
anorexia presents w unresponsiveness to rewards
bulimia, bed present with too much responsiveness to reward
immune system perspectives on eating problems
some studies show pp with anorexia and bulimia have increased cytokine levels
classic psychoanalysis idea of eating problems
oral stage conflicts
-annorexic pt was viewed as having a weak ego that was unable to manage strong oral impulses
Modern psychodynamic approach to eating disorders
eating probs arise when parents resist their children efforts to establish independence
(eating disorders express child’s unfulfilled desire for independence and autonomy_
what is exposure and response prevention for purging
preventing the patient for purging after binging
what is exposure and response prevention of binging
exposing pts to foods they binge on, then prevent binging
What is food exposure for anorexia
gradually exposing pt to food
what is the idea behind enhanced cognitive behaviour therapy for eating disorders
idea- pts self worth based on ability to control body weight/shape rather than on achievements
-psychoeducation used as primary technique to identify cognitive distortions such as all or non thinking and selective attention
What is acceptance and commitment therapy for eating disorders
ACT encourages clients to pay attention and to be aware of their thoughts
-by being aware of thoughts they can be less influenced by them
What is emotion focused therapy for eating probs
(humanistic perspective)
-help clients get in touch with negative emotions
-usually restrictive food intake/binding/pruging is a way to dissociate from upsetting emotions
