單項(xiàng)選擇題心律失常患者首選的局部麻醉藥是()

A.普魯卡因
B.利多卡因
C.丁卡因
D.可卡因
E.氯乙烷


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1.單項(xiàng)選擇題普魯卡因用作阻滯麻醉時(shí)的常用濃度()

A.0.25%~0.5%
B.0.5%~1%
C.1%~2%
D.2%
E.2%~4%

2.單項(xiàng)選擇題普魯卡因用作浸潤(rùn)麻醉時(shí)的常用濃度()

A.0.25%~0.5%
B.0.5%~1%
C.1%~2%
D.2%
E.2%~4%

3.單項(xiàng)選擇題利多卡因用作阻滯麻醉時(shí)的常用濃度()

A.0.25%~0.5%
B.0.5%~1%
C.1%~2%
D.2%
E.2%~4%

4.單項(xiàng)選擇題利多卡因用作表面麻醉時(shí)的常用濃度()

A.0.25%~0.5%
B.0.5%~1%
C.1%~2%
D.2%
E.2%~4%

5.單項(xiàng)選擇題利多卡因用作浸潤(rùn)麻醉時(shí)的常用濃度()

A.0.25%~0.5%
B.0.5%~1%
C.1%~2%
D.2%
E.2%~4%