In the medical management of coronary artery disease, the following is/are true:
A. Nitroglycerin primarily dilates coronary arterioles
B. b-blocking agents act to reduce myocardial O2 demand
C. Ca-channel blocking agents reduce ventricular contractility
D. Ca-channel agents should not be used if there is an element of coronary vasospastic disease
Answer:B
In the medical management of coronary artery disease, the following is/are true:
A. Nitroglycerin primarily dilates coronary arterioles B. b-blocking agents act to reduce myocardial O2 demand C. Ca-channel blocking agents reduce ventricular contractility D. Ca-channel agents should not be used if there is an element of coronary vasospastic disease