Parasitology: practice question

A Microbiology 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.

Try it

Microbiology · Parasitology

Sample item

What helminth infection can cause perianal itching at night?

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

The answer and the reasoning

A. Enterobius vermicularis

The central Parasitology concept identifies Enterobius vermicularis as the best answer because it directly explains the mechanism, indication, adverse effect, or organism feature described.

Option by option

  • A. Enterobius vermicularis (correct)

    Correct. Enterobius vermicularis matches the decisive point in this scenario.

  • B. Schistosoma haematobium

    Schistosoma haematobium is unsupported by the mechanism or clinical clue in the stem.

  • C. Ascaris lumbricoides

    Ascaris lumbricoides has another context but is not the most appropriate answer here.

  • D. Taenia solium

    Taenia solium does not fit the stated parasitology relationship.

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 Microbiology questions

Questions about this Microbiology question

What is the answer to this Microbiology question?

The best answer is A, Enterobius vermicularis. The central Parasitology concept identifies Enterobius vermicularis as the best answer because it directly explains the mechanism, indication, adverse effect, or organism feature described.

Why is "Schistosoma haematobium" not the answer?

Schistosoma haematobium is unsupported by the mechanism or clinical clue in the stem.

Why is "Ascaris lumbricoides" not the answer?

Ascaris lumbricoides has another context but is not the most appropriate answer here.

Why is "Taenia solium" not the answer?

Taenia solium does not fit the stated parasitology relationship.

What concept does this question test?

It tests Parasitology in Microbiology. The correct option holds because: Correct. Enterobius vermicularis matches the decisive point in this scenario.

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 Parasitology?

Make a one-line identity card for each organism: shape and stain, defining test, toxin, disease and drug. Then use the flashcards and the other Microbiology 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.