男性,44岁。因高处坠落多发性骨折并发急性呼吸窘迫综合征(ARDS),骨折已经过处理

题型:单项选择题 A3/A4型题

问题:

男性,44岁。因高处坠落多发性骨折并发急性呼吸窘迫综合征(ARDS),骨折已经过处理,正接受人工气道和呼气末正压机械通气治疗。

为预防内源性下呼吸道感染,应采取的主要措施为()

A.预防性应用广谱抗生素

B.改气管插管为气管切开

C.避免应用H2-受体阻滞剂以防止胃液pH升高,及使用选择性胃肠道脱污染

D.防止呕吐

E.提高患者免疫力如注射免疫球蛋白

考点:内科相关专业知识呼吸内科呼吸内科题库
题型:单项选择题 A3/A4型题

临床用于治疗哮喘的糖皮质激素药物有()

A.丙酸倍氯米松

B.氢化可的松

C.丙酸氟替卡松

D.布地奈德

E.曲安奈德

题型:单项选择题 A3/A4型题

患者,男,50岁。患萎缩性胃炎15年,并发巨幼红细胞性贫血。其贫血发生的机理,是因为缺乏()

A.铁

B.叶酸

C.蛋白质

D.维生素B12

E.内因子

题型:单项选择题 A3/A4型题

下列行为中,已满14周岁不满16周岁的人应当负刑事责任的是()。

A.故意伤害致人重伤或者死亡、强 * * 、抢劫、拐卖儿童

B.强 * * 、抢劫、抢夺、放火、爆炸

C.强 * * 、抢劫、贩卖毒品、放火、爆炸

D.抢劫、绑架、放火、爆炸

题型:单项选择题 A3/A4型题

电力系统中电气装置保证正常运行需要所设的接地称为()。

A.工作接地

B.保护接地

C.雷电保护接地

题型:单项选择题 A3/A4型题

Who won the World Cup 1994 football game What happened at the United Nations How did the critics like the new play (1) an event takes place, newspapers are on the streets (2) the details. Wherever anything happens in the world, reporters are on the spot to (3) the news.

Newspapers have one basic (4) , to get the news as quickly as possible from its source, from those who make it to those who want to (5) it.

Radio, telegraph, television, and (6) inventions brought competition for newspaper. So did the development of magazines and other means of communication. (7) , this competition merely spurred the newspapers on. They quickly made use of the newer and faster means of communication to improve the (8) and thus the efficiency of their own operations. Today more newspapers are (9) and read than ever before. Competition also led newspapers to branch out into many other fields. Besides keeping readers (10) of the latest news, today’s newspapers (11) and influence readers about politics and other important and serious matters. Newspapers influence readers’ economic choices (12) advertising. Most newspapers depend on advertising for very (13) .

Newspapers are sold at a price that (14) even a small fraction of the cost of production. The main (15) of income for most newspapers is commercial advertising. The (16) in selling advertising depends on a newspaper’s value to advertisers. This (17) in terms of circulation. How many people read the newspaper

Circulation depends (18) on the work of the circulation department and on the services or entertainment (19) in a newspaper’s pages. But for the most part, circulation depends on a newspaper’s value to readers as a source of information (20) the community, city, county, state, nation, and world—and even outer space.

1()

A.Just when

B.While

C.Soon after

D.Before

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