二氧化碳分压正常值及需机械通气指征分别为:
二氧化碳分压正常值及需机械通气指征分别为:
A、3.33~4.67kPa(25~35mmHg),>6.00kPa(45mmHg)
B、3.33~4.67kPa(25~35mmHg),>7.33kPa(55mmHg)
C、4.67~6.00kPa(35~45mmHg),>7.33kPa(55mmHg)
D、4.67~6.00kPa(35~45mmHg),>8.66kPa(65mmHg)
E、6.00~7.33kPa(45~55mmHg),>8.66kPa(65mmHg)
正确答案:C