Lower 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 · Lower limb

Sample item

Which muscle group extends the knee?

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

The answer and the reasoning

A. Quadriceps femoris

Quadriceps femoris inserts through the patella onto the tibial tuberosity and is the principal extensor of the knee joint.

Option by option

  • A. Quadriceps femoris (correct)

    Correct: quadriceps femoris is the major knee extensor.

  • B. Hip adductors

    Hip adductors draw the thigh toward the midline rather than extend the knee.

  • C. Hamstrings

    Hamstrings primarily flex the knee and extend the hip.

  • D. Calf muscles

    Calf muscles mainly plantarflex the ankle and may flex the knee weakly.

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 A, Quadriceps femoris. Quadriceps femoris inserts through the patella onto the tibial tuberosity and is the principal extensor of the knee joint.

Why is "Hip adductors" not the answer?

Hip adductors draw the thigh toward the midline rather than extend the knee.

Why is "Hamstrings" not the answer?

Hamstrings primarily flex the knee and extend the hip.

Why is "Calf muscles" not the answer?

Calf muscles mainly plantarflex the ankle and may flex the knee weakly.

What concept does this question test?

It tests Lower limb in Anatomy. The correct option holds because: Correct: quadriceps femoris is the major knee extensor.

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?

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.