Endodontics: 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 · Endodontics

Sample item

What procedure removes infected pulp and fills the root canal?

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

The answer and the reasoning

B. Root canal treatment

Root canal treatment cleans, disinfects, shapes, and obturates the pulp space to retain a tooth affected by irreversible pulpal or periapical disease.

Option by option

  • A. Scaling

    Scaling removes plaque and calculus from roots.

  • B. Root canal treatment (correct)

    Correct: root canal treatment treats infected or nonvital pulp space.

  • C. Bleaching

    Bleaching changes tooth color.

  • D. Crown lengthening

    Crown lengthening exposes more tooth structure surgically.

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, Root canal treatment. Root canal treatment cleans, disinfects, shapes, and obturates the pulp space to retain a tooth affected by irreversible pulpal or periapical disease.

Why is "Scaling" not the answer?

Scaling removes plaque and calculus from roots.

Why is "Bleaching" not the answer?

Bleaching changes tooth color.

Why is "Crown lengthening" not the answer?

Crown lengthening exposes more tooth structure surgically.

What concept does this question test?

It tests Endodontics in Dentistry. The correct option holds because: Correct: root canal treatment treats infected or nonvital pulp space.

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 Endodontics?

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.