男性,42岁。因车祸致肝脾破裂和右股骨骨折,急诊手术抢救。手术后12小时逐渐出现呼吸

题型:单项选择题

问题:

男性,42岁。因车祸致肝脾破裂和右股骨骨折,急诊手术抢救。手术后12小时逐渐出现呼吸困难,临床拟诊急性呼吸窘迫综合征(ARDS)。下列检查项目哪一项没有意义()

A.X线胸部摄片

B.动脉血气分析

C.肺顺应性检测

D.肺动脉楔嵌压检测

E.峰流率(PETR)检测

考点:北京住院医师全科医学Ⅰ阶段急诊急救急诊急救题库
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0.75=______÷24=
24
()
=______%=______(填折数)
题型:单项选择题

EDTA能与大多数金属离子形成(),具有较高的稳定性。

A、链状化合物

B、环状螯合物

C、螺旋状化合物

D、大分子化合物

题型:单项选择题

下列选项哪个不是ESWL的禁忌证

A.过于肥胖,影响聚焦
B.严重尿路感染
C.妊娠
D.鹿角形结石
E.输尿管结石以下有尿路梗阻

题型:单项选择题

大体上,写作销售活动分析报告的首要步骤应该是()。

A、收集资料、掌握数据

B、制订分析计划,明确分析的目的、要求

C、拟订写作提纲

D、组织市场调研

题型:单项选择题

There is a difference between science and technology. Science is a method of answering (1) questions; technology is a method of solving practical problems. Science has to do with discovering the facts and relationships between (2) phenomena in nature and with establishing theories that (3) to organize these facts and relationships; technology has to do with tools, techniques, and (3) for applying the findings of science. Another (5) between science and technology has to do with the progress in each.

Progress in science (6) the human factor. Scientists, who seek to understand the universe and know the truth within the highest degree of (7) and certainty, cannot (8) their own or other people’s likes or dislikes or to popular ideas about the fitness of things. What scientists discover may shock or (9) people-as did Darwin’s theory of evolution. But even an unpleasant truth is (10) than likely to be useful; besides, we have the choice of refusing to believe it! But (11) so with technology; we do not have the choice of refusing to hear the sound produced by a supersonic aircraft flying overhead; we cannot refuse to breathe polluted air. (12) science, progress in technology must be measured (13) the human factor. The purpose of technology is to serve people—people (14) , not merely some people; and future generations, not merely those who presently wish to (15) advantage for themselves.

We are all familiar with the (16) use of technology. Many people blame technology itself (17) widespread pollution, resource depletion (枯竭) and even social decay in general—so much (18) the promise of technology is " (19) " That promise is a cleaner and healthier world. If wise applications of science and technology do not (20) a better world, what else will

11()

A.hardly

B.nearly

C.virtually

D.rarely

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