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Pharmacology · Antihypertensives
Sample itemWhat class blocks angiotensin II at its AT1 receptor?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
B. Angiotensin receptor blocker
Angiotensin receptor blockers selectively antagonize AT1 receptors, reducing angiotensin II mediated vasoconstriction and aldosterone signaling.
Option by option
A. ACE inhibitor
ACE inhibitors reduce angiotensin II formation upstream.
B. Angiotensin receptor blocker (correct)
Correct: ARBs block the AT1 receptor.
C. Beta-2 agonist
Beta-2 agonists promote bronchodilation rather than block AT1 receptors.
D. Thiazide diuretic
Thiazides act in the distal convoluted tubule.
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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