左旋多巴抗帕金森病的机制是()
A.抑制DA的再摄取
B.激动中枢胆碱受体
C.阻断中枢胆碱受体
D.补充脑纹状体中DA的不足
E.直接激动中枢的DA受体
参考答案:D
—— Could you tell me his telephone number?
—— _____the phone book and find it out yourself.
A.Look up
B.Search for
C.Refer to
D.Go through
循行“人下齿中”的经脉是()
A.小肠经
B.大肠经
C.胃经
D.脾经
E.肝经