What Is the Purpose of a Humectant in Toothpaste

question 20

Multiple Choice

What is the purpose of a humectant in toothpaste?

• A) Prevent dehydration
• B) Function as a binder
• C) Prevent dental caries
• D) Function as an abrasive
• E) Reduce the rate of formation of supragingival calculus

---

Definitions:

Bulimia Nervosa

An eating disorder characterized by episodes of binge eating followed by behaviors to prevent weight gain, such as self-induced vomiting.

Lifetime Prevalence

The proportion of a population that at some point in their life (up to the time of assessment) has experienced a particular disorder.

DSM-5

The Diagnostic and Statistical Manual of Mental Disorders, fifth edition, which is a comprehensive classification of officially recognized psychiatric disorders, published by the American Psychiatric Association.

Binge-Eating Disorder

A severe, life-threatening, and treatable eating disorder characterized by recurrent episodes of eating large quantities of food (often very quickly and to the point of discomfort).