清醒镇静气管插管术前用药时右美托咪啶应给予负荷量

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问题: 清醒镇静气管插管术前用药时右美托咪啶应给予负荷量

A: 0.05~0.175ug/kg*5min

B:0.05~0.175ug/kg*10min

C:0.75~1.0ug/kg*5min

D:0.75~1.0ug/kg*10min

E:0.5~2ug/kg*10min