Difficulty: Medium
Average Score: 88%
Simulated
The nurse is administering the angiotensin II receptor antagonist valsartan. Which physiological response causes its therapeutic effect?
Correct answer
C
Rationale
Valsartan blocks angiotensin II, causing vasodilation to lower blood pressure. It doesnÔÇÖt affect heart rate (chronotropic), cause diuresis, or act sympatholytically.