Dental radiography: 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 · Dental radiography

Sample item

Why are bitewing radiographs commonly used in routine caries assessment?

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

The answer and the reasoning

B. They show interproximal caries and crestal bone levels

Bitewing radiographs display crowns of posterior teeth and alveolar crests, helping detect approximal caries that may not be visible clinically.

Option by option

  • A. They assess temporomandibular disc position

    MRI is used for temporomandibular disc assessment.

  • B. They show interproximal caries and crestal bone levels (correct)

    Correct: bitewings are valuable for hidden approximal lesions.

  • C. They measure pulp blood flow

    Pulp blood flow requires different vitality methods.

  • D. They provide a panoramic view of the entire skull

    Panoramic imaging has a broader but less detailed purpose.

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, They show interproximal caries and crestal bone levels. Bitewing radiographs display crowns of posterior teeth and alveolar crests, helping detect approximal caries that may not be visible clinically.

Why is "They assess temporomandibular disc position" not the answer?

MRI is used for temporomandibular disc assessment.

Why is "They measure pulp blood flow" not the answer?

Pulp blood flow requires different vitality methods.

Why is "They provide a panoramic view of the entire skull" not the answer?

Panoramic imaging has a broader but less detailed purpose.

What concept does this question test?

It tests Dental radiography in Dentistry. The correct option holds because: Correct: bitewings are valuable for hidden approximal lesions.

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 Dental radiography?

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.