Upper limb: 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 · Upper limb

Sample item

Which nerve supplies the first dorsal interosseous muscle?

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

The answer and the reasoning

D. Ulnar nerve

The first dorsal interosseous is an intrinsic hand muscle supplied by the deep branch of the ulnar nerve and abducts the index finger.

Option by option

  • A. Median nerve

    Median nerve supplies thenar muscles.

  • B. Musculocutaneous nerve

    Musculocutaneous nerve supplies anterior arm.

  • C. Radial nerve

    Radial nerve supplies extensors.

  • D. Ulnar nerve (correct)

    Correct: ulnar nerve supplies interossei.

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 D, Ulnar nerve. The first dorsal interosseous is an intrinsic hand muscle supplied by the deep branch of the ulnar nerve and abducts the index finger.

Why is "Median nerve" not the answer?

Median nerve supplies thenar muscles.

Why is "Musculocutaneous nerve" not the answer?

Musculocutaneous nerve supplies anterior arm.

Why is "Radial nerve" not the answer?

Radial nerve supplies extensors.

What concept does this question test?

It tests Upper limb in Anatomy. The correct option holds because: Correct: ulnar nerve supplies interossei.

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 Upper limb?

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.