代谢性酸中毒合并代谢性碱中毒的动脉血气分析可表现为（）。 A.PaCO2减低，HCO

发布时间：2017-06-03 21:12 │ 来源：www.tikuol.com

题型：单项选择题 B型题

问题：

代谢性酸中毒合并代谢性碱中毒的动脉血气分析可表现为（）。

A.PaCO₂减低，HCO₃^-明显降低，BE负值增大，AG升高，pH升高或接近正常

B.PaCO₂升高，HCO₃^-降低、正常或轻度升高，pH明显下降，AG增高

C.PaCO₂正常或略增高、略降低，HCO₃^-，pH正常，AG增高

D.PaCO₂明显增高，pH下降或正常，AG升高，HCO₃^-升高，HCO₃^-变化与AG升高不成比例

E.PaCO₂下降、正常或轻度升高，HCO₃^-可升高、正常或轻度下降，pH明显升高

考点：神经外科基础知识外科病人的体液失衡外科病人的体液失衡题库

题型：单项选择题 B型题

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John stood up and studied the crowd of people who making their way through the station. He looked for the girl whose heart he knew ,but whose face he 1 ,the girl with a (an) _2 . The story had begun twelve months before in a 3 . Taking a book off a shelf he found himself 4 by the notes penciled in the margin (空白处 ,白边) . The soft handwriting 5 a thoughtful soul and insightful mind. In the front of the book, he discovered the 6 owner's name , Rosanna. During the next year the two grew to know each other through the 7 . Each letter was a seed falling on a fertile heart. The day finally came for their first 8 7 :00 pm at the station. A beautiful young girl in a green suit was coming toward him,whose 9 was( were) tall and slim. John started to walk towards her with delight, entirely forgetting to 10 that she was not wearing a rose. He 11 made one step closer to her, and then saw Rosanna,a short and fat woman well past 40 , with a rose on her coat was standing almost directly 12 the girl. The girl in the green suit quickly walked away. John felt 13 he was split (撇开) in two, and there she stood. His fingers gripped the wom leather copy of the 14 that was to identify him to her. He knew this would not be 15 . something perhaps even better than love. John felt choked by the bittemess of his 16 . "I'm John, and you must be Rosanna. I am so glad you could meet me,may I take you to 17 ?" The woman's face broadened into a big smile. "I don't know what this is about, son, " she answered, " but the young lady in the green suit who just 18 begged me to wear this rose on my coat. And she said 19 you were to ask me out to dinner,l should tell you that she is waiting for you in the big 20 across the street. She said it was some kind of test ! "
( )1. A. hadn't ( )2. A. rose ( )3. A. restaurant ( )4. A. absorbed ( )5 . A. reacted ( )6. A. previous ( )7. A. phone ( )8. A. dining ( )9. A. legs ( )10. A. observe ( )11 .A.carefully ( )12. A. behind ( )13. A. as long as ( )14. A. newspaper ( )15. A. a meeting ( )16. A. excitement ( )17. A. a walk ( )18. A. went by ( )19. A. when ( )20. A. market	B. haven't B. flower B. meeting room B. surrounded B. reflected B. nice B. telegram B. meeting B. face B. conclude B.eagerly B. past B. even though B. book B. happiness B. sorrow B. your home B. followed me B. if B. restaurant	C. couldn't C. book C. library C. interested C. responded C. thoughtful C. book C. walking C. figure C. notice C. luckily C. beside C. no matter how C. magazine C. love C. disappointment C. a party C. came here C. unless C. building	D. didn't D. notes D. station D. burdened D. repeated D. beautiful D. mail D. talking D. hair D. say D.easily D. before D. as though D. note D. a dinner D. unwillingness D. dinner D. went in the restaurant D. since D. library

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