题目内容
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[主观题]
Venturi面罩的吸入氧浓度可调范围为A.25%.~50%.B.24%.~50%.C.21%.~35%.D.21%.~55%.E.52%.~100%.
Venturi面罩的吸入氧浓度可调范围为
A.25%.~50%.
B.24%.~50%.
C.21%.~35%.
D.21%.~55%.
E.52%.~100%.
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Venturi面罩的吸入氧浓度可调范围为
A.25%.~50%.
B.24%.~50%.
C.21%.~35%.
D.21%.~55%.
E.52%.~100%.
A.鼻前庭导管给氧,氧流量为0.5-1L/min,氧浓度不超过40%
B.面罩给氧时氧流量为2-4L/min
C.头罩给氧时氧流量为5-8L/min,氧浓度为50-60%
D.鼻前庭导管给氧,氧流量为2L/min,氧浓度不超过40%