Neuro-ophthalmology: practice question

A Ophthalmology 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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Ophthalmology · Neuro-ophthalmology

Sample item

A relative afferent pupillary defect indicates dysfunction of what pathway?

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

The answer and the reasoning

C. Optic nerve or retina

The finding is best explained by Optic nerve or retina; this is the key Neuro-ophthalmology principle that matches the presentation described in the question.

Option by option

  • A. Auditory pathway

    Auditory pathway can occur in a different setting but is not the best answer here.

  • B. Olfactory pathway

    Olfactory pathway does not fit the symptom pattern or examination finding provided.

  • C. Optic nerve or retina (correct)

    Correct. Optic nerve or retina is the appropriate conclusion for the decisive clue.

  • D. Facial motor pathway

    Facial motor pathway does not account for the defining neuro-ophthalmology feature.

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 Ophthalmology questions

Questions about this Ophthalmology question

What is the answer to this Ophthalmology question?

The best answer is C, Optic nerve or retina. The finding is best explained by Optic nerve or retina; this is the key Neuro-ophthalmology principle that matches the presentation described in the question.

Why is "Auditory pathway" not the answer?

Auditory pathway can occur in a different setting but is not the best answer here.

Why is "Olfactory pathway" not the answer?

Olfactory pathway does not fit the symptom pattern or examination finding provided.

Why is "Facial motor pathway" not the answer?

Facial motor pathway does not account for the defining neuro-ophthalmology feature.

What concept does this question test?

It tests Neuro-ophthalmology in Ophthalmology. The correct option holds because: Correct. Optic nerve or retina is the appropriate conclusion for the decisive clue.

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 Neuro-ophthalmology?

Group the red eye by what to examine and what the pupil does. Then use the flashcards and the other Ophthalmology 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.