LATEST 2021 University of PhoenixNUR 625EATING DISORDER- F [Autosaved].

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Predisposing factors • Biological influences – Genetics: a hereditary predisposition to eating disorders has been hypothesized. • Anorexia nervosa is more common among sisters and mothers o... f those with the disorder than it is among the general population. • Possible chromosomal linkage sites have been suggested. Neuroendocrine abnormalities • There has been some speculation about a primary hypothalamic dysfunction in anorexia nervosa. – Neurochemical influences • Bulimia nervosa may be associated with the neurotransmitters serotonin and norepinephrine. • Anorexia nervosa may be associated with high levels of endogenous opioids. • Psychodynamic influences – Suggests that eating disorders result from very early and profound disturbances in mother-infant interactions, resulting in • Delayed ego development • Unfulfilled sense of separation-individuation [Show More]

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