问题 单项选择题 A1/A2型题

术前需预防性使用抗生素的是()

A.开放性骨关节伤

B.甲状腺手术

C.子宫肌瘤切除术

D.胆囊切除术

E.膝软骨摘除术

答案

参考答案:A

解析:术前预防性应用抗生素的指征:①污染手术,如复杂外伤、战伤、开放性骨关节伤、严重烧伤、伴溃疡坏疽的截肢术、感染性病灶(如脑脓肿等手术)和各种咬伤等,连通口咽部的颈部手术,回肠远端及结肠手术,腹部空腔脏器破裂或穿通伤,高危胆道手术,经 * * 子宫切除术;②发生感染将引起严重后果者,如心脏瓣膜病或已置入人造心脏瓣膜者因病需行其他手术者、脑脊液鼻漏者以及器官移植术等;③各种人造物修补、置换或留置手术,如人工心脏瓣膜置换手术、人造关节置换术、人造血管移植术、脑室心房分流管放置术等;④手术范围大、时间长的清洁手术。

阅读理解

阅读理解。

     Joe and Helen Mills had two small children. One was six and the other four. They always resisted (拒绝)

going to bed, and Helen was always complaining (抱怨) about this and asking Joe for help. But as he did not

come home until after they had gone to bed during the week, he was unable to help except at weekends.

     Joe considered hint: self a good singer, but really his voice was not at all musical. However, he decided that

if he sang to the children when they went to bed, it would help them to relax, and they would soon go to sleep.

     He did this every Saturday and Sunday night until he heard his small son whisper to his younger sister, "If

you pretend that you're asleep, he stops."

1. The children always resisted going to bed, which _____.

A. made Helen happy

B. satisfied their mother

C. Helen was not satisfied with

D. pleased their father

2. The husband couldn't help the wife to look after the children _____.

A. because he came back from work early

B. since his voice sounded like a singer's

C. except on Saturday and Sunday

D. for he did not come home at weekends

3. Joe worked _____.

A. all the week including Saturday and Sunday

B. during the week including the weekends

C. every day but Saturday and Sunday

D. every week except on Sunday

4. What can we learn from the above story?

A. Joe's song helped the children to relax.

B. With Joe's help, the children went to sleep.

C. The wife must be thankful to her husband for the great help.

D. The children were so tired of their father's voice that they pretended to be asleep.

5. This joke tells about _____.

A. Joe and Helen

B. Helen's trouble

C. Joe's silly action

D. the bright idea of Joe

单项选择题