Study Guide abnormal Exam 3 review

Hospitalized eventually die know the medical risks of

Info icon This preview shows pages 2–4. Sign up to view the full content.

View Full Document Right Arrow Icon
About 10-15% hospitalized eventually die Know the medical risks of both bulimia and anorexia - Medical effects: ANOREXIA o Thinning of the heart muscle o Muscle wasting - body breaks down muscle for calories o Growth of downy hairs on the body for insulation o Dry and yellow-orange skin, brittle nails, and hair loss o Irritability, fatigue, and headaches o Hyperactivity and restlessness o Dehydration from attempts to purge o Can result in electrolytic imbalance and death if left untreated - BULIMIA o Swelling salivary glands and erosion of tooth enamel Due to chronic vomiting o Heart and muscle problems Due to use of ipecac syrup o Permanent loss of intestinal functioning Due to regular laxative use o Constipation, abdominal bloating, and discomfort, fatigue, and irregular menstruation o Dehydration and electrolytic imbalance Know the different kinds of “compensatory” behaviors used after bingeing - Bingeing turns off unpleasant thoughts or feelings - Reduction of unpleasant thoughts or feelings negatively reinforces binge-
Image of page 2

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
eating behavior - Binge-eating induces an endorphin rush – positive reinforcement - Purging is negatively reinforced by relieving the anxiety and fullness that are created by overeating Know the theories and evidence concerning causes of eating disorders: heritability, serotonin activity, and excessive preoccupation/anxiety about thinness/becoming overweight - Heritability o Anorexia has a substantial heritability ranging from 33% to 88% o Twin studies of bulimia show heritability range between 28-83% o Significant overlap between the two populations - Neuroimaging studies : o Anorexia is associated with loss of both gray matter and white matter in the brain o These losses affect cognitive abilities and emotional responses o Malnutrition changes amounts of serotonin and other neurotransmitters - Excessive concern with weight and appearance o overvalue weight, body shape, and eating o Two most consistent predictors of onset of an eating disorder o Dieting o Dissatisfaction with one’s body How do restricted eating and the abstinence violation effect maintain the cycle of bulimia and anorexia. - Abstinence violation effect o Violation of a self-imposed rule about food restriction leads to feeling out of control with food o Automatic, illogical, black-or-white thinking about food or behaviors o E.g. vegetables are “good” , desserts are “bad” How do positive and negative reinforcement maintain bulimia and anorexia? - Bingeing turns off unpleasant thoughts or feelings o Reduction of unpleasant thoughts or feelings negatively reinforces binge-eating behavior o Binge-eating induces an endorphin rush – positive reinforcement - Purging is negatively reinforced by relieving the anxiety and fullness that are created by overeating Know what treatments have been developed for bulimia and anorexia, including inpatient hospitalization as well as family therapy and the Maudsley approach for anorexia.
Image of page 3
Image of page 4
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

What students are saying

  • Left Quote Icon

    As a current student on this bumpy collegiate pathway, I stumbled upon Course Hero, where I can find study resources for nearly all my courses, get online help from tutors 24/7, and even share my old projects, papers, and lecture notes with other students.

    Student Picture

    Kiran Temple University Fox School of Business ‘17, Course Hero Intern

  • Left Quote Icon

    I cannot even describe how much Course Hero helped me this summer. It’s truly become something I can always rely on and help me. In the end, I was not only able to survive summer classes, but I was able to thrive thanks to Course Hero.

    Student Picture

    Dana University of Pennsylvania ‘17, Course Hero Intern

  • Left Quote Icon

    The ability to access any university’s resources through Course Hero proved invaluable in my case. I was behind on Tulane coursework and actually used UCLA’s materials to help me move forward and get everything together on time.

    Student Picture

    Jill Tulane University ‘16, Course Hero Intern