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 is primarily responsible for extension at the knee?

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

The answer and the reasoning

A. Quadriceps femoris

The quadriceps femoris group inserts through the patella and patellar ligament onto the tibial tuberosity, producing powerful extension of the knee during standing, walking, and rising from a chair.

Option by option

  • A. Quadriceps femoris (correct)

    Correct: quadriceps femoris extends the knee.

  • B. Hamstrings

    Hamstrings primarily flex the knee and extend the hip.

  • C. Adductor longus

    Adductor longus adducts the thigh at the hip.

  • D. Gastrocnemius

    Gastrocnemius mainly plantarflexes the ankle and can assist knee flexion.

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. The quadriceps femoris group inserts through the patella and patellar ligament onto the tibial tuberosity, producing powerful extension of the knee during standing, walking, and rising from a chair.

Why is "Hamstrings" not the answer?

Hamstrings primarily flex the knee and extend the hip.

Why is "Adductor longus" not the answer?

Adductor longus adducts the thigh at the hip.

Why is "Gastrocnemius" not the answer?

Gastrocnemius mainly plantarflexes the ankle and can assist knee flexion.

What concept does this question test?

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

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.