Lower limb: common fibular nerve: practice question

A Anatomy 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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Anatomy · Lower limb: common fibular nerve

Sample item

A patient develops foot drop after pressure at the neck of the fibula. Which nerve is injured?

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

The answer and the reasoning

B. Common fibular nerve

The common fibular nerve winds around the fibular neck and divides into superficial and deep branches. Injury weakens dorsiflexors and evertors, causing foot drop and high-stepping gait.

Option by option

  • A. Tibial nerve

    Tibial nerve injury weakens plantarflexion and inversion.

  • B. Common fibular nerve (correct)

    Correct. This nerve is superficial and vulnerable at the fibular neck.

  • C. Femoral nerve

    Femoral nerve injury affects knee extension.

  • D. Obturator nerve

    Obturator injury weakens thigh adduction.

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 Anatomy questions

Questions about this Anatomy question

What is the answer to this Anatomy question?

The best answer is B, Common fibular nerve. The common fibular nerve winds around the fibular neck and divides into superficial and deep branches.

Why is "Tibial nerve" not the answer?

Tibial nerve injury weakens plantarflexion and inversion.

Why is "Femoral nerve" not the answer?

Femoral nerve injury affects knee extension.

Why is "Obturator nerve" not the answer?

Obturator injury weakens thigh adduction.

What concept does this question test?

It tests Lower limb: common fibular nerve in Anatomy. Injury weakens dorsiflexors and evertors, causing foot drop and high-stepping gait.

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 Lower limb: common fibular nerve?

Learn every nerve by its route, its muscles and what a lesion looks like at the bedside. That one habit answers a large share of questions. Then use the flashcards and the other Anatomy 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.