问题
多项选择题
可考虑撤离呼吸机的指征为（）。
A.患儿病情改善，呼吸循环系统功能稳定
B.能维持自主呼吸2~3小时以上无异常改变
C.吸入50%氧时，PaO2>50mmHg，PaCO2<50mmHg
D.在间歇指令通气等辅助通气条件下，能以较低的通气条件维持血气正常
E.患儿发绀症状消失
答案
参考答案：A, B, C, D
搜题请搜索小程序“爱下问搜题”
可考虑撤离呼吸机的指征为（）。
A.患儿病情改善，呼吸循环系统功能稳定
B.能维持自主呼吸2~3小时以上无异常改变
C.吸入50%氧时，PaO2>50mmHg，PaCO2<50mmHg
D.在间歇指令通气等辅助通气条件下，能以较低的通气条件维持血气正常
E.患儿发绀症状消失
参考答案：A, B, C, D
The time in a bookshop can be enjoyable. If you go to a 1_ bookshop, no assistant will come near to you and say, “Can I help you?” You 2 buy anything you don’t want. You may try to find out 3 the book you want is. But if you can’t find it, the assistant will lead（带领） you there and then he will go away. It seems that he is 4_ selling books at all. A story tells us about a good bookshop. A young student _5 a very useful book in the bookshop. _6 it was too expensive for him. He couldn’t get it from the library, either. So every afternoon, he went there to _ 7 a little at a time. One day, however, he couldn’t find _8 from its usual place and was leaving when he saw an assistant signing(示意) to him. To his surprise, the assistant pointed to the book in the desk , “I put it there _9 I don’t want other people to buy it,” said the assistant. Then he 10 the student go on with his reading.
|