A Dental Student Wants to Test If Fluoride Is an Effective

question 53

Multiple Choice

A dental student wants to test if fluoride is an effective additive against tooth decay.The student studies tooth decay in a population of people who live in neighborhoods supplied with fluoridated water.This student would like to ask whether access to fluoridated water prevents tooth decay.What would be an effective control group to ask this question?

• A)Individuals with access to fluoridated water.
• B)Individuals with access to differing amounts of fluoride in the water.
• C)Individuals who have fluoride added to their toothpaste but not their water.
• D)Individuals with access to water with no fluoride added.

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Definitions:

Coping

The process of managing external and internal demands that are perceived as taxing or exceeding the resources of the person.

Experience

The knowledge or skill acquired through involvement in or exposure to events, activities, or through specific training over a period of time.

Reinforcement

In the context of behavior, it refers to the process of encouraging or establishing a pattern of behavior by offering rewards or consequences.

Stress

A condition or feeling experienced when a person perceives that demands exceed the personal and social resources the individual is able to mobilize.