问题 单项选择题 案例分析题

女性,23岁,气急、咳嗽、紫绀,RR30/minBP:100/60mmHg,动脉血气PH7.35,PaCO2 40mmHg,PaO2 45mmHg,拟"ARDS"。

对该病人采用PSV通气模式机械通气,吸入氧浓度(FiO2)为80%,潮气量10ml/kg,R20/min,半小时后,复查动脉血气:PH:7.36PaCO250mmHg,PaO249mmHg。最合理的调整方案是()

A.加用PEEP

B.增大FiO2至100%

C.增大潮气量至14ml/kg

D.增加呼吸频率至30/min

E.减少潮气量至5ml/kg

答案

参考答案:A

阅读理解

Sally has a lot of friends. She has five best friends, and the six of them are like sisters to each other, but they are all very different.

Gemma is a very easy-going person. She does not get angry easily and is happy to do whatever the group wants.

Sarah is very clever and hard-working. She always does the best in exams at school, but she never shows off. It is really kind of Sarah to help Annie with her homework when she is having trouble.

Emily is a quiet friend. She is not energetic and active like Katie, or outgoing like Annie, but she is very patient and fair. Whenever there is an argument, Emily is always there to listen to everyone and make sure that everybody stays friends.

Sally thinks about her own characteristics. She thinks she is kind and confident. One of her best qualities is to listen to others carefully. She is a good listener. All of her friends like to talk with her about their problems. She is happy that none of her friends are selfish people.

小题1:What does Sally think of Emily?

A.She is just like Annie.

B.She likes to argue.

C.She is energetic and active.

D.She is quiet, fair and patient.小题2:What is Annie like?

A.Energetic.

B.Outgoing.

C.Quiet.

D.Patient and fair.小题3:What is Sarah kind enough to do?

A.To help Sally with her homework.

B.To do well in exams.

C.To help Annie with her homework.

D.To be hard-working and clever.小题4:What is Gemma like?

A.She doesn't get angry easily.

B.She is willing to do whatever the group wants.

C.She is easy-going.

D.All of the above.小题5:What is Sally’s best quality?

A.She is confident .

B.She is kind..

C.She has good friends.

D.She is a good listener.

单项选择题