Autoimmunity: practice question

A Pathology 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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Pathology · Autoimmunity

Sample item

Myasthenia gravis is caused by antibodies to what?

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

The answer and the reasoning

D. Acetylcholine receptor

This item reviews Autoimmunity; Acetylcholine receptor is the best answer because it directly matches the biochemical or pathological mechanism described.

Option by option

  • A. Collagen

    Collagen is unsupported by the key feature.

  • B. TSH receptor

    TSH receptor is plausible but not the best answer.

  • C. Insulin receptor

    Insulin receptor does not fit the stated pattern.

  • D. Acetylcholine receptor (correct)

    Correct. Acetylcholine receptor fits the defining mechanism.

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 Pathology questions

Questions about this Pathology question

What is the answer to this Pathology question?

The best answer is D, Acetylcholine receptor. This item reviews Autoimmunity; Acetylcholine receptor is the best answer because it directly matches the biochemical or pathological mechanism described.

Why is "Collagen" not the answer?

Collagen is unsupported by the key feature.

Why is "TSH receptor" not the answer?

TSH receptor is plausible but not the best answer.

Why is "Insulin receptor" not the answer?

Insulin receptor does not fit the stated pattern.

What concept does this question test?

It tests Autoimmunity in Pathology. The correct option holds because: Correct. Acetylcholine receptor fits the defining mechanism.

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 Autoimmunity?

Learn each disease as a bundle: cause, key histology, markers, and the clinical hallmark. Then use the flashcards and the other Pathology 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.