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问题 单项选择题

关于急性呼吸窘迫综合征(ARDS)时的代谢特点以下错误的是

A.ARDS患者多存在严重的高分解代谢，短期内即可出现混合型营养不良 

B.ARDS患者的REE可达到预计值的1.5～2倍， 

C.ARDS患者体内肌糖原和肝糖原分解加速，脂肪大量氧化，血中氨基酸比例失调。 

D.ARDS患者严重的氧化应激消耗了大量的瘦体组织，应加大糖类的供给以增加热量。

答案

参考答案：D

填空题

During the 1980s, unemployment (失业人数) and underemployment (不充分就业) in some countries was so high as 90 per cent. Some countries did not 【B1】 enough food; basic needs in housing and clothing were not 【B2】 . Many of these countries looked 【B3】 the industrial processes of the developed nations for solution. 【B4】 , problems cannot always be solved by 【B5】 the industrialized nations. Industry in the developed nations is highly automated and very 【B6】 . It provides fewer jobs than labor-intensive industrial 【B7】 , and highly skilled workers are needed to 【B8】 and repair the equipment. These workers must be trained, 【B9】 many nations do not have the necessary training institutions. Thus, the 【B10】 of importing industry becomes higher. Students must be sent abroad to receive vocational and 【B11】 training. 【B12】 , just to begin training, the students must 【B13】 learn English, French, Germans, or Japanese. The students then spend many years abroad, and 【B14】 do not return home. All nations agree that science and technology should be shared. The point is: countries 【B15】 the industrial processes of the developed nations need to look carefully 【B16】 the costs, be cause ninny of these costs are 【B17】 Students from these nations should 【B18】 the problems of the industrialized countries closely. 【B19】 care, they will take home not the problems of science and technology, 【B20】 the benefits.

A．others

B．any

C．some

D．none
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单项选择题

男性矿工，井下作业时发生塌方砸伤背部，当即倒于地上，腰背疼痛，下肢无力，活动困难，准备立即送医院。

为明确诊断应首选的辅助检查是

A．肌电图

B．X线片

C．CT

D．MRI

E．B超
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