2. 学历提升
  3. 呼吸衰竭的血气诊断标准是A.PaO2〈60mmHg和（或）伴有PaCO2〉60mmHg B.PaO2〈60mmHg和（或）伴有PaCO2＞55mmHg C.Pa

呼吸衰竭的血气诊断标准是A.PaO2〈60mmHg和（或）伴有PaCO2〉60mmHg B.PaO2〈60mmHg和（或）伴有PaCO2＞55mmHg C.Pa

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问题 呼吸衰竭的血气诊断标准是
选项 A.PaO2〈60mmHg和（或）伴有PaCO2〉60mmHg
B.PaO2〈60mmHg和（或）伴有PaCO2＞55mmHg
C.PaO2〈60mmHg和（或）伴有PaCO2＞50mmHg
D.PaO2＜50mmHg和（或）伴有PaCO2＞60mmHg
答案C
解析
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