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问题 单项选择题 B型题

5例以上医院感染暴发时，医疗机构向所在地的县级地方人民政府卫生行政部门及所在地疾病预防控制机构报告的时限是（）

A.2小时内

B.12小时内

C.24小时内

D.48小时内

E.72小时内

答案

参考答案：B

单项选择题 共用题干题

患者，男，56岁，渐进性声嘶3个月，伴憋气、呼吸困难5小时急诊入院。门诊资料：缺；专科检查：患者有发绀，三凹征明显，呈典型吸气性呼吸困难，紧急监护，心率加快，血氧饱和度85%。

气管切开术中引起严重出血，最有可能损伤的动脉是（）。

A.颈总动脉

B.颈横动脉

C.甲状腺上动脉

D.甲状腺下动脉

E.气管环滋养动脉

F.以上都不是
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单项选择题

Like all the huge metropolises of the world, there are lots of diversions both outdoors and indoors in Chicago. The Art Institute of Chicago has one of the world’s (1) art collections, including more French Impressionist paintings than even in the Paris Louvre itself. The Field Museum of Natural History and the Museum of Science and Industry are also great historical and cultural treasure houses to (2) as well as entertain children and adults (3) In the Field Museum one comes (4) a surprisingly big collection of Chinese exhibits from the ancient (5) to the early century. The Sears Tower and the Buckingham Fountain are the pride of the Chicagoans; (6) having 110 storeys is said to be the highest tower in the world and the (7) is the largest fountain in the United States. Lake Michigan is for yachting in summer time, (8) the highlights of Chicago life all the year round are concerts, operas and plays (9) by the city’s orchestra, opera houses and theatres. In summer, especially around the Independence Day, July 4th, many festivals and fairs are given outdoors, which, (10) crowds and crowds of people, with their parades, fireworks, (11) concerts, water-skiing and good foods.

But with all its attractions and beautiful spots Chicago is also a city (12) for crimes. All the dwelling houses are (13) with three doors and visitors have to speak through microphone (14) in the wall to the residents before they can get admitted. In the streets there are white-color telephones. When one finds oneself (15) , he needs only to knock the receiver (16) the hook and the next instant the police will (17) . If one does not drive a car, it may well be dangerous for him or her to go out alone in the evening. At first I did not take this warning seriously. (18) , my two encounters with the Black people (19) dusk in the neighborhood were so unpleasant and frightening that I have (20) shut myself evenings in my room, in almost all studying, imposing a curfew on myself.

8（）

A.when

B.as

C.while

D.but
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