About eight months ago, 14-year-old Shelley went on a drastic weight-loss diet that caused her to drop from 110 to 80 pounds. Although she is now dangerously underweight and undernourished, she continues to think she looks fat. Her frustratedfather recently forced her to eat a peanut butter sandwich, but Shelley immediately went to the bathroom and threw it all up. Shelley most clearly suffers from

A) hypermetabolism.

B) excess PYY.

C) an abnormally low set point.

D) bulimia nervosa.

E) anorexia nervosa.

E. Anorexia Nervosa

Explanation:

Anorexia Nervosa is an eating disorder which usually occurs after an individual has made a major life change. Common signs and symptoms associated with Anorexia Nervosa include; reduced weight, fear of getting obese, purging, as well as, the feeling that the individual is obese, when in actuality, they are underweight.

These signs and symptoms associated with Anorexia Nervosa, are similar to the ones Shelly has. She had just undergone a major life change, which is serious weight loss. She believes that she is still fat, when in actuality she is thin. She is also unable to contain food.

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