Dental Admissions Test (DAT) Practice Test

What is an important benefit of flossing regularly?

1. Strengthens enamel

2. Prevents tooth sensitivity

3. Reduces plaque buildup

4. Whitens teeth

The correct answer is: Reduces plaque buildup

Flossing regularly plays a crucial role in oral hygiene primarily because it helps reduce plaque buildup between the teeth and along the gumline. Plaque is a sticky film of bacteria that forms on teeth, and if not removed, it can harden into tartar, leading to gum disease and cavities. By incorporating flossing into a daily routine, individuals can effectively disrupt and clean the areas that a toothbrush may not reach, thereby minimizing the accumulation of debris and plaque. While strengthening enamel, preventing tooth sensitivity, and whitening teeth are important aspects of dental health, they are not directly influenced by the act of flossing itself. Enamel strengthening primarily comes from fluoride exposure through toothpaste and mouth rinses, tooth sensitivity is often addressed through specific desensitizing products, and teeth whitening involves treatments or products specifically designed for that purpose. Thus, the primary and significant benefit of regular flossing remains its ability to reduce plaque buildup, promoting overall oral health.