乙酰胆碱的作用是()
A.激动M-R和N-R
B.激动M-R
C.激动N-R
D.阻断M-R和N-R
E.阻断M-R
参考答案:A
If we sit near _____ front of the bus, you'll have _____ better view. [ ]
A. 不填; the
B. 不填; a
C. the; a
D. the; the
下述哪项不是胺碘酮的常见药物不良反应()
A.低血糖
B.室性快速性心律失常
C.肺纤维化
D.角膜微粒沉着
E.光过敏