All of the following are predominant arteriolar dilators except____________?
Correct answer: D. Nitrates
- A. Sodium Nitro prusside
- B. Hydrallazine
- C. Nifedipine
- D. Nitrates
Explanation
Hydralazine and nifedipine predominantly dilate arterioles, while nitrates mainly dilate veins and reduce venous return. Sodium nitroprusside dilates both arterioles and veins, but nitrates are the clear exception among the listed drugs.
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