22.在慢性阻塞性肺病(chronic obstructive pulmonary disease,COPD)患者,當第一秒用力吐氣容積(forcedexpiratory volume in one
問題詳情
22.在慢性阻塞性肺病(chronic obstructive pulmonary disease,COPD)患者,當第一秒用力吐氣容積(forcedexpiratory volume in one second,FEV1)下降到多少時,容易出現血液二氧化碳分壓(PaCO2)過高的現象? (A)< 2.5 L (B)< 2.5 L/min (C)< 1 L (D)< 1 L/min