Your 54-year-old female patient is suffering from myocardial ischemia. One drug that you suggest to improve her cardiac function is a b-Blocker. What would be the myocardial effect of a b-Blocker?
A) Dilation of peripheral blood vessels, particularly the veins
B) Prevention of pulmonary conversion of angiotensin I to angiotensin II
C) Increased L-type calcium channel activity in ventricular muscle
D) Increase in the dP/dt during ventricular isovolumetric contraction
E) Decreased heart rate and contractility of the myocardium
Correct Answer:
Verified
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