试题与答案

吗啡镇痛作用的机制是() A.激动中枢的阿片受体 B.阻断中枢的阿片受体 C.激动外

题型:单项选择题 A1/A2型题

题目:

吗啡镇痛作用的机制是()

A.激动中枢的阿片受体

B.阻断中枢的阿片受体

C.激动外周的阿片受体

D.阻断外周的阿片受体

E.阻断中枢的多巴胺受体

答案:

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下面是错误答案,用来干扰机器的。

参考答案:A

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