CDN Eating Disorder Treatment 3

Question 1

Which criterion differentiates purging disorder from bulimia nervosa?

Accepted Answer

Purging disorder involves compensatory behaviors after normal-sized meals, not binges

Answer

In purging disorder, compensatory behaviors (vomiting, laxatives) occur after regular meals without objective binge episodes.

Question 2

Motivational interviewing (MI) is particularly useful early in eating disorder treatment because:

Accepted Answer

It addresses ambivalence and builds intrinsic motivation to change

Answer

MI helps patients explore their own ambivalence about recovery, which is essential before they are ready to engage in behavioral change.

Question 3

Which nutrition intervention is recommended when initiating refeeding in a hospitalized anorexia patient to reduce refeeding syndrome risk?

Accepted Answer

Begin at 1000–1200 kcal/day and advance slowly

Answer

Conservative caloric initiation (typically 1000–1200 kcal/day) with gradual advancement reduces the risk of refeeding syndrome.

Question 4

A patient with bulimia nervosa reports feeling 'numb' and turning to bingeing to cope with emotional distress. Which therapy is best suited for targeting emotion regulation deficits?

Accepted Answer

Dialectical behavior therapy (DBT)

Answer

DBT specifically targets emotion dysregulation through distress tolerance, emotion regulation, and mindfulness skills.

Question 5

Dental erosion on the lingual surfaces of maxillary teeth is a clinical sign most consistent with:

Accepted Answer

Frequent self-induced vomiting

Answer

Gastric acid from self-induced vomiting erodes the lingual (tongue-side) surfaces of upper front teeth, a finding called perimolysis.

(CDN) Certified Dietician Nutritionist Practice Test

(CDN) Certified Dietician Nutritionist Practice Test

CDN Eating Disorder Treatment 3