Abnormal Psychology

(やまだぃちぅ) #1

Eating Disorders 461


10.7 • Feedback Loops in Action: Eating Disorders


Figure 10.7g7

NeuroPsychoSocial


Stressful Life Events

Family

Gender/Culture

NeuroPsychoSocial


Teasing or other negative
comments about body or
eating Familial focus
on food,
weight, and
appearance

Brain Systems

Neural Communication Genetics
Serotonin Inherited vulnerability
for an eating disorder

Sex difference in
prevalence attributed
to objectification
Western cultural ideal
of thinness,
propagated through
media exposure

Frontal lobes
Temporal lobes
Parietal lobes
Amygdala
Cingulate cortex
Basal ganglia
Cerebellum
With anorexia,
loss of gray and
white matter

Behavior
Affect

NeuroPsychoSocial


Anxiety
Depression

Mental Processes and
Mental Contents

Positive and
negative
reinforcement
of restricting,
bingeing, and
purging
Restrained
eating

Irrational thoughts
and excessive
concerns about
food, weight, and
appearance
Personality traits
of perfectionism,
harm avoidance,
neuroticism, and
low self-esteem
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