(来学网)肾上腺素发挥最佳效应的剂量范围为 ( )
  • A.
    (来学网)0.01~0.05mg/kg 
  • B.
    (来学网)0.045~0.2mg/kg
  • C.
    (来学网)O.05~0.1mg/kg
  • D.
    (来学网)O.145~0.25mg/kg
  • E.
    (来学网)0.05~0.2mg/kg