Bacteriology: 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.

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Microbiology · Bacteriology

Sample item

What organism is associated with bloody diarrhea and hemolytic uremic syndrome?

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

The answer and the reasoning

C. Shiga toxin-producing Escherichia coli

Shiga toxin-producing E. coli can cause hemorrhagic colitis and hemolytic uremic syndrome through endothelial injury, hemolysis, thrombocytopenia, and kidney damage.

Option by option

  • A. Vibrio cholerae

    V. cholerae causes profuse watery diarrhea.

  • B. Campylobacter only

    Campylobacter can cause diarrhea but is not the classic HUS association.

  • C. Shiga toxin-producing Escherichia coli (correct)

    Correct: Shiga toxin-producing E. coli is linked to HUS.

  • D. Salmonella Typhi

    S. Typhi causes enteric fever rather than classic HUS.

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 C, Shiga toxin-producing Escherichia coli. Shiga toxin-producing E.

Why is "Vibrio cholerae" not the answer?

V. cholerae causes profuse watery diarrhea.

Why is "Campylobacter only" not the answer?

Campylobacter can cause diarrhea but is not the classic HUS association.

Why is "Salmonella Typhi" not the answer?

S. Typhi causes enteric fever rather than classic HUS.

What concept does this question test?

It tests Bacteriology in Microbiology. coli can cause hemorrhagic colitis and hemolytic uremic syndrome through endothelial injury, hemolysis, thrombocytopenia, and kidney damage.

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 Bacteriology?

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.