試題詳解

30.病患呼吸次數為 20 bpm，tidal volume = 700 mL；下列何種氧療裝置可以提供患者穩定的FiO₂ ？
(A)air-entrainment mask，FiO₂ = 50％，oxygen flow = 12 L/min
(B)air-entrainment mask，FiO₂ = 35％，oxygen flow = 9 L/min
(C)non-rebreathing mask，oxygen flow = 15 L/min
(D)partial rebreathing mask，oxygen flow = 10 L/min