题目：下列血气分析结果中符合Ⅰ型呼衰的是
2020-04-15
A、PaO
65mmHg，PaCO35mmHg
B、PaO70mmHg，PaCO45mmHg
C、PaO55mmHg，PaCO55mmHg
D、PaO40mmHg，PaCO35mmHg
E、PaO80mmHg，PaCO45mmHg
65mmHg，PaCO35mmHgB、PaO
70mmHg，PaCO45mmHgC、PaO
55mmHg，PaCO55mmHgD、PaO
40mmHg，PaCO35mmHgE、PaO
80mmHg，PaCO45mmHg正确答案：D
试题解析：I型呼衰表现为缺氧症状，II型呼衰既有缺氧同时伴二氧化碳潴留，血气分析：I型呼衰PaO?<60mmHg,PaCO?多正常(PaCO?正常值为34~45mmHg)，II型呼衰PaO?<60mmHg,PaCO?>45mmHg.
