The following are multiple choice questions (with answers) about medical knowledge.   **Question:** At low infusion rates of 3-5 mcg/kg/min, what action is produced by dopamine?   (A) Vasoconstriction   (B) Increased renal blood flow   (C) Increased cardiac contractility   (D) Decreased blood pressure
['(B) Increased renal blood flow <> answer', 'The following are multiple choice questions (with answers) about medical knowledge. <> instruction', '(A) Vasoconstriction \n (B) Increased renal blood flow \n (C) Increased cardiac contractility \n (D) Decreased blood pressure <> possible answers', '  At low infusion rates of 3-5 mcg/kg/min, what action is produced by dopamine? <> context@']