Periodontology: furcation: 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: furcation

Sample item

Why is furcation involvement in a molar periodontally important?

AIt occurs only in incisorsBIt creates a difficult-to-clean interradicular area with worse prognosisCIt improves plaque removalDIt indicates healthy supporting bone

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

The answer and the reasoning

B. It creates a difficult-to-clean interradicular area with worse prognosis

Furcation involvement reflects loss of periodontal support between roots of multirooted teeth and complicates debridement and long-term maintenance. Degree and root anatomy influence prognosis.

Option by option

A. It occurs only in incisors
Incisors are single rooted and have no furcation.
B. It creates a difficult-to-clean interradicular area with worse prognosis (correct)
Correct. Root separation makes hygiene and treatment more difficult.
C. It improves plaque removal
Furcation defects make plaque control harder, not easier.
D. It indicates healthy supporting bone
They indicate supporting-bone loss rather than health.

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.

Questions about this Dentistry question

What is the answer to this Dentistry question?

The best answer is B, It creates a difficult-to-clean interradicular area with worse prognosis. Furcation involvement reflects loss of periodontal support between roots of multirooted teeth and complicates debridement and long-term maintenance.

Why is "It occurs only in incisors" not the answer?

Incisors are single rooted and have no furcation.

Why is "It improves plaque removal" not the answer?

Furcation defects make plaque control harder, not easier.

Why is "It indicates healthy supporting bone" not the answer?

They indicate supporting-bone loss rather than health.

What concept does this question test?

It tests Periodontology: furcation in Dentistry. Degree and root anatomy influence prognosis.

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: furcation?

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.