Obstetric imaging: practice question

A Radiology 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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Radiology · Obstetric imaging

Sample item

Why is ultrasound standard for fetal assessment?

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

The answer and the reasoning

D. It avoids ionizing radiation

Ultrasound uses sound waves rather than ionizing radiation and can assess fetal anatomy, growth, fluid, placenta, and blood flow in pregnancy.

Option by option

  • A. It images only bone

    Ultrasound evaluates soft tissue and fluid, not only bone.

  • B. It cannot show soft tissue

    Ultrasound is valuable precisely because it shows soft tissues and fluid.

  • C. It requires contrast injection

    Contrast injection is not routinely required for fetal ultrasound.

  • D. It avoids ionizing radiation (correct)

    Correct: ultrasound avoids ionizing radiation in fetal imaging.

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.

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Questions about this Radiology question

What is the answer to this Radiology question?

The best answer is D, It avoids ionizing radiation. Ultrasound uses sound waves rather than ionizing radiation and can assess fetal anatomy, growth, fluid, placenta, and blood flow in pregnancy.

Why is "It images only bone" not the answer?

Ultrasound evaluates soft tissue and fluid, not only bone.

Why is "It cannot show soft tissue" not the answer?

Ultrasound is valuable precisely because it shows soft tissues and fluid.

Why is "It requires contrast injection" not the answer?

Contrast injection is not routinely required for fetal ultrasound.

What concept does this question test?

It tests Obstetric imaging in Radiology. The correct option holds because: Correct: ultrasound avoids ionizing radiation in fetal imaging.

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 Obstetric imaging?

Learn signs with the image, and the disease they point to. Then use the flashcards and the other Radiology 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.