Lecture 12 eating disorders

Is weaker family relationships limited tolerance of

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Unformatted text preview: orexia can lead to •  Death from heart arrhythmias •  Kidney damage •  Renal failure •  Death rate 5-15% •  Irregular menstruation Bulimia can lead to •  Electrolyte imbalances •  Hypokalemia (low potassium) •  Damage to hands, throat, and teeth •  Esophagus rupture Course and Outcome-Anorexia Löwe and colleagues (2001) findings after 21 years •  51% fully recovered •  21% partially recovered •  10% not recovered •  16% no longer alive Long-term prognosis for bulimia is better compared to anorexia Risk and Causal Factors in Eating Disorders Eating disorders multidetermined •  •  •  •  Biological factors Sociocultural factors Family influences Individual risk factors Biological Factors Hereditary tendency Set-point theory -fight against natural weight -restricting slows metabolic rate AN concordance rates: DZ: 5% MZ: 56% BN concordance rates: DZ: 9% MZ: 23% Serotonin dysregulationmodulates mood and appetite BN: Disturbance in feeling satisfied with food after eating Stomach empties into small intestine more slowly; message to brain that person is full is weaker Family Relationships •  Limited tolerance of disharmonious affect or psychological tension •  Emphasis on propriety and rule-mindedness •  Parental over-direction of child or subtle discouragement of autonomous strivings •  Overinvolved/overcontrolling •  Poor skills...
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This document was uploaded on 02/01/2014.

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