问题 单项选择题 案例分析题

患者男性,40岁,因肾移植术后半年,发热并气促1周、加重1天转入ICU。查体:呼吸35/分钟,两肺散在湿性啰音。血常规示白细胞12.5×109/L,中性粒细胞0.87。胸部CT扫描示两肺弥漫性磨玻璃影。

患者入ICU后接受了纤维支气管镜(纤支镜)检查,并行防污染毛刷采样和支气管肺泡灌洗术。以下关于合格的支气管肺泡灌洗液,错误的是()

A.通常回收比例为40%~60%

B.不可混有血液,红细胞数<10%

C.不应混有过多的上皮细胞,一般为<3%

D.不含气管内分泌物

E.不含主支气管内分泌物

F.不含巨噬细胞

答案

参考答案:F

单项选择题 A1/A2型题
单项选择题

I was a single parent of four small children, working at a low paid job. Money was always tight, but we had a (1) over our heads, food on the table, clothes on our backs, and if not a lot, always (2) . Not knowing we were poor, my kids just thought I was (3) . I’ve always been glad about that.

It was Christmas time, and although there wasn’t (4) for a lot of gifts, we planned to celebrate with a family party. But the big (5) for the kids was the fun of Christmas (6) .

They planned weeks ahead of time, asking (7) what they wanted for Christmas. Fortunately, I had saved MYM120 for (8) to share by all five of us.

The big (9) arrived. I gave each kid a twenty-dollar bill and (10) them to look for gifts of about four dollars each. Then everyone scattered. We had two hours to shop; then we would (11) back at the "Santa’s Workshop".

Driving home, everyone was in high Christmas spirits, (12) my younger daughter, Ginger, who was unusually (13) . She had only one small, flat bag with a few candies—fiftycent candies! I was so angry, but I didn’t say anything (14) we got home. I called her into my bedroom and closed the door, (15) to be angry again. This is what she told me.

"I was looking (16) thinking of what to buy, and I (17) to read the little cards on the ’Giving Trees’. One was for a little girl, four years old, and all she (18) for Christmas was a doll. So I took the card off the tree and (19) the doll for her. We have so much and she doesn’t have anything. "

I never felt so (20) as I did that day.

15()

A.waiting 

B.ready 

C.hoping 

D.afraid