A 66-year-old man with chronic hypertension is treated with prazosin by his physician. The treatment decreases his blood pressure to within the normal range. What is the mechanism of the drug's action?A Inhibition of α1 receptors in ventricularmuscleB Inhibition of β1 receptors in ventricularmuscleC Stimulation of muscarinic receptors inthe SA node

题型说明:每个题目只有一个正确选项 34. (2.0分) A 66-year-old man with chronic hypertension is treated with prazosin by his physician. The treatment decreases his blood pressure to within the normal range. What is the mechanism of the drug's action? A Inhibition of α1 receptors in ventricular muscle B Inhibition of β1 receptors in ventricular muscle C Stimulation of muscarinic receptors in the SA node

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