Pharmacokinetics: practice question

A Pharmacology 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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Pharmacology · Pharmacokinetics

Sample item

What is the main site of first-pass metabolism for many oral drugs?

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

The answer and the reasoning

B. Liver

The key Pharmacokinetics principle identifies Liver as the best answer because it most directly accounts for the mechanism, use, or laboratory finding described.

Option by option

  • A. Skin

    Skin does not fit the stated pharmacokinetics relationship.

  • B. Liver (correct)

    Correct. Liver matches the decisive principle in this item.

  • C. Spleen

    Spleen may have another clinical role but is not supported by this clue.

  • D. Thyroid

    Thyroid is inconsistent with the requested mechanism or identification.

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 Pharmacology questions

Questions about this Pharmacology question

What is the answer to this Pharmacology question?

The best answer is B, Liver. The key Pharmacokinetics principle identifies Liver as the best answer because it most directly accounts for the mechanism, use, or laboratory finding described.

Why is "Skin" not the answer?

Skin does not fit the stated pharmacokinetics relationship.

Why is "Spleen" not the answer?

Spleen may have another clinical role but is not supported by this clue.

Why is "Thyroid" not the answer?

Thyroid is inconsistent with the requested mechanism or identification.

What concept does this question test?

It tests Pharmacokinetics in Pharmacology. The correct option holds because: Correct. Liver matches the decisive principle in this item.

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 Pharmacokinetics?

Learn drugs as classes, then the exception in each class that an examiner would pick. Then use the flashcards and the other Pharmacology 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.