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 does a blood culture primarily help determine?

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

The answer and the reasoning

D. Bloodstream pathogen and susceptibility

Blood cultures can identify bloodstream pathogens and susceptibility patterns, guiding targeted treatment when collected correctly.

Option by option

  • A. Lung volume

    Lung volume needs spirometry.

  • B. Visual acuity

    Vision needs eye testing.

  • C. Bone density

    Bone density needs DEXA.

  • D. Bloodstream pathogen and susceptibility (correct)

    Correct: cultures identify organisms and sensitivity.

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 D, Bloodstream pathogen and susceptibility. Blood cultures can identify bloodstream pathogens and susceptibility patterns, guiding targeted treatment when collected correctly.

Why is "Lung volume" not the answer?

Lung volume needs spirometry.

Why is "Visual acuity" not the answer?

Vision needs eye testing.

Why is "Bone density" not the answer?

Bone density needs DEXA.

What concept does this question test?

It tests Bacteriology in Microbiology. The correct option holds because: Correct: cultures identify organisms and sensitivity.

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.