试题与答案

Ⅱ型呼吸衰竭患者低流量吸氧治疗时,吸入氧浓度的计算公式为() A.吸入氧浓度(%)=

题型:单项选择题 A1/A2型题

题目:

Ⅱ型呼吸衰竭患者低流量吸氧治疗时,吸入氧浓度的计算公式为()

A.吸入氧浓度(%)=21+4×氧流量(L/min)

B.吸入氧浓度(%)=20+4×氧流量(L/min)

C.吸入氧浓度(%)=21+5×氧流量(L/min)

D.吸入氧浓度(%)=20+5×氧流量(L/min)

E.吸入氧浓度(%)=22+4×氧流量(L/min)

答案:

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