A desensitizer could be indicated for which of the following procedures ?

Bulimia nervosa is characterized by a. a refusal to eat enough food to maintain normal, healthy body weight and/or the use of measures to produce severe weight loss. b. high fat intake and low level of physical activity. c. alternating binge eating and purging through vomiting, laxatives, or diuretics. d. normal food consumption interrupted by episodes of high consumption, resulting in obesity.

True or false. mucous membranes secrete mucus that traps pathogens.

Which action is most likely to contribute to a positive self-image?