Which of the Following Is True of Fluoride

question 69

Multiple Choice

Which of the following is true of fluoride?

• A) A deficiency causes the condition fluorosis.
• B) Toxicity is unknown.
• C) A deficiency can lead to pica.
• D) It is added to about 25% of community water systems in the United States.
• E) It makes teeth stronger and more resistant to decay.

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