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Pharmacology · Autonomics
Sample itemWhich agonist can cause bronchodilation through beta-2 receptors?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
D. Salbutamol
This item reviews Autonomics; Salbutamol is the best answer because it directly matches the drug or organism pattern described.
Option by option
A. Atropine
Atropine does not fit the stated mechanism or pattern.
B. Propranolol
Propranolol is plausible but is not the best answer here.
C. Phenylephrine
Phenylephrine is not supported by the key finding.
D. Salbutamol (correct)
Correct. Salbutamol is supported by the defining 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.