<prompt> All of the following are true about bulimia exceptNormal menstruationMarkedly reduced body weightBinge eatingBody image disturbance  <response>: B Markedly reduced body weight Bulimia nervosa BN is an eating disorder characterized by eating binges typically followed by efforts to purge calories through self-induced vomiting, laxative andor diuretic abuse, prolonged fasting, or excessive exercise. Fear of weight gain leads to the characteristic purging behavior, but BN is centered around the practice of binge eating. The Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition DSM-IV, describes diagnostic criteria for BN and includes the following: Recurrent episodes of binge eating, characterized by the following: Eating an amount of food, in a discrete period of time, that is larger than most people would eat during a similar period of time under similar circumstances 