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Anorexia nervosa

Chapter 10: Eating Disorders

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Eating Disorders Anorexia Nervosa Refusal to maintain minimally normal body weight Intense fear of gaining weight or becoming fat Disturbance in way in which body weight or shape is experienced, etc. Absence of at least three consecutive menstrual cycles Specify restricting type or binge/purging type Bulimia Nervosa Recurrent episodes of binge eating Recurrent inappropriate compensatory behaviors in order to prevent weight gain Binge eating & compensatory behavior occur on average 2X/week for 3 months Self-evaluation unduly influenced by weight Doesn?t occur only during anorexia Specify: Purging type or Nonpurging type Etiology Biological factors Twin studies MZ (20-50%) DZ (>10%) Family studies Hypothalmus Modulates neurotransmitters such as serotonin and norepinephrine

Chapter 14 Glossary

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Glossary Chapter 14 Agoraphobia A fear of going out to public places. Amnesia A significant memory loss that is too extensive to be due to normal forgetting. See also Anterograde amnesia, Retrograde amnesia. Anorexia nervosa Eating disorder characterized by intense fear of gaining weight, disturbed body image, refusal to maintain normal weight, and dangerous measures to lose weight. Anterograde amnesia Loss of memories for events that occur after a head injury. Antisocial personality disorder A type of personality disorder marked by impulsive, callous, manipulative, aggressive, and irresponsible behavior that reflects a failure to accept social norms. Anxiety disorders A class of disorders marked by feelings of excessive apprehension and anxiety.

AP Psychology Semester Two

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Motivation: need to desire that energizes and directs behavior. Feelings or ideas that cause us to act towards a goal Theories of Motivations 1) Instincts & Evolutionary Psychology -> fixed behavior pattern; complex, enhanced behavior patterns of a species 2) Drives & Incentives Drive Reduction Theory -> behavior motivated by biological needs, such as hunger, sex, sleep and thirst. The need activates a drive which motivates to eat, drink, sleep, etc. Overall, the body seeks to maintain homeostasis. Drive: aroused, motivated state. Overimpluse to act in a way to satisfy psychological need Secondary Drive: learned drives (i.e money) Incentive Theory: extrinsic reward ->incentive is an environment stimulus that motivates behavior. We are drawn to incentives because of learning.
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