Why Does the Addition of Fluoride to Municipal Water Supplies

question 5

Multiple Choice

Why does the addition of fluoride to municipal water supplies greatly reduce tooth decay in the population?

• A) fluoride speeds tooth demineralization by degrading the enamel
• B) tooth veneer with fluoride is more resistant than the natural hydroxyapatite of the enamel
• C) fluoride serves as a good antiseptic in reducing the number of acid-producing bacteria in the oral cavity
• D) fluoride acts like chlorine and kills bacteria in the water supply

---

Definitions:

Without Friends

The state or condition of being without any social connections or companions.

Severe Maladjustment

A significant inability to adapt to and interact socially within one's environment, potentially leading to psychological issues.

Loneliness

A complex emotional response to isolation or lack of companionship, where a person feels disconnected from others.

Upper Middle Class

A socioeconomic group characterized by high income, significant educational attainment, and professional or managerial jobs.