A Patient Is Given a Drug That Decreases Anginal Episodes

A patient is given a drug that decreases anginal episodes without reducing heart rate or blood pressure. Which mechanism is responsible for the beneficial effects of this drug?

A) increased utilization of glucose by the heart
B) improved cardiac diastolic function
C) inhibition of fatty acid oxidation in the heart
D) increased sodium influx into myocytes
E) increased calcium influx into myocytes

Correct Answer:

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