Caries prevention: practice question

A Dentistry question in the style of the NEET PG paper. Answer it first, then read why the right option is right and why each of the others is wrong.

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Dentistry · Caries prevention

Sample item

Which dietary pattern most increases caries risk?

Original practice item, not a recalled exam question. Nothing here is recorded.

The answer and the reasoning

B. Frequent sugary snacks between meals

Frequent fermentable carbohydrate exposure repeatedly lowers plaque pH, leaving insufficient time for enamel remineralization between acid attacks.

Option by option

  • A. Using sugar-free chewing gum after meals

    Sugar-free gum may stimulate protective saliva.

  • B. Frequent sugary snacks between meals (correct)

    Correct: frequency of sugar exposures is important.

  • C. Eating fibrous vegetables at meals

    Vegetables do not produce repeated sugar acid attacks.

  • D. Drinking plain water

    Water does not feed cariogenic bacteria.

Source note: Original NextPrep sample item — pending expert review. This item is original practice material awaiting independent expert review, so confirm important facts in a standard textbook.

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Questions about this Dentistry question

What is the answer to this Dentistry question?

The best answer is B, Frequent sugary snacks between meals. Frequent fermentable carbohydrate exposure repeatedly lowers plaque pH, leaving insufficient time for enamel remineralization between acid attacks.

Why is "Using sugar-free chewing gum after meals" not the answer?

Sugar-free gum may stimulate protective saliva.

Why is "Eating fibrous vegetables at meals" not the answer?

Vegetables do not produce repeated sugar acid attacks.

Why is "Drinking plain water" not the answer?

Water does not feed cariogenic bacteria.

What concept does this question test?

It tests Caries prevention in Dentistry. The correct option holds because: Correct: frequency of sugar exposures is important.

How hard is this question?

We tag it as an application question: it asks you to use a fact on a patient or a finding. The tag is our own editorial judgement, not an official difficulty rating, so read the reason for every option, not only the answer.

How should I study Caries prevention?

Learn the dental formula, eruption ages and tooth structure once, as tables. Then use the flashcards and the other Dentistry questions on this site to test what stuck.

Is this a real NEET PG question?

No. It is an original practice item (editorial status: sample, version 1). NextPrep does not publish recalled or leaked questions, and independent faculty review of this item has not been completed yet, so confirm important facts in a standard textbook.