The physician has ordered nitroglycerin buccal tablets for a client with stable angina. The nurse knows that nitroglyerin.. Dilates coronary blood vessels

The physician has ordered nitroglycerin buccal tablets for a client with stable angina. The nurse knows that nitroglyerin:

A. Slows contractions of the heart
B. Dilates coronary blood vessels***
C. Increases the ventricular fill time
D. Strengthens contractions of the heart.