Lower limb: medial plantar 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: medial plantar nerve

Sample item

Entrapment of the medial plantar nerve in the foot paralyses which of these intrinsic muscles?

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

The answer and the reasoning

A. Flexor digitorum brevis

The medial plantar nerve supplies abductor hallucis, flexor digitorum brevis, flexor hallucis brevis and the first lumbrical, as well as skin of the medial sole and three and a half toes. The lateral plantar nerve supplies the remaining intrinsic muscles.

Option by option

  • A. Flexor digitorum brevis (correct)

    Correct. Flexor digitorum brevis is one of the four muscles supplied by the medial plantar nerve.

  • B. Quadratus plantae

    Quadratus plantae is supplied by the lateral plantar nerve.

  • C. Abductor digiti minimi

    Abductor digiti minimi is supplied by the lateral plantar nerve.

  • D. Adductor hallucis

    Adductor hallucis is supplied by the deep branch of the lateral plantar nerve.

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 Anatomy question

What is the answer to this Anatomy question?

The best answer is A, Flexor digitorum brevis. The medial plantar nerve supplies abductor hallucis, flexor digitorum brevis, flexor hallucis brevis and the first lumbrical, as well as skin of the medial sole and three and a half toes.

Why is "Quadratus plantae" not the answer?

Quadratus plantae is supplied by the lateral plantar nerve.

Why is "Abductor digiti minimi" not the answer?

Abductor digiti minimi is supplied by the lateral plantar nerve.

Why is "Adductor hallucis" not the answer?

Adductor hallucis is supplied by the deep branch of the lateral plantar nerve.

What concept does this question test?

It tests Lower limb: medial plantar nerve in Anatomy. The lateral plantar nerve supplies the remaining intrinsic muscles.

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: medial plantar 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.