Periodontology: 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 · Periodontology

Sample item

What is hardened mineralized dental plaque called?

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

The answer and the reasoning

B. Calculus

Calculus is plaque that has mineralized on tooth surfaces, providing a retentive surface for more biofilm and requiring professional scaling for removal.

Option by option

  • A. Dentin bridge

    Dentin bridge forms after certain pulpal healing responses.

  • B. Calculus (correct)

    Correct: mineralized plaque is dental calculus.

  • C. Pellicle

    Pellicle is a thin acquired protein film on enamel.

  • D. Pulp stone

    Pulp stone is calcification within pulp tissue.

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.

More Dentistry questions

Questions about this Dentistry question

What is the answer to this Dentistry question?

The best answer is B, Calculus. Calculus is plaque that has mineralized on tooth surfaces, providing a retentive surface for more biofilm and requiring professional scaling for removal.

Why is "Dentin bridge" not the answer?

Dentin bridge forms after certain pulpal healing responses.

Why is "Pellicle" not the answer?

Pellicle is a thin acquired protein film on enamel.

Why is "Pulp stone" not the answer?

Pulp stone is calcification within pulp tissue.

What concept does this question test?

It tests Periodontology in Dentistry. The correct option holds because: Correct: mineralized plaque is dental calculus.

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 Periodontology?

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.