问题 单项选择题

下列损伤中,易引起肾衰竭的是()

A.肝破裂

B.多发性肋骨骨折

C.肾挫裂伤

D.挤压伤

E.以上都不是

答案

参考答案:E

解析:肝破裂主要导致出血性休克;多发性骨折也可导致休克和运动障碍;肾挫裂伤主要表现为肾区疼痛和血尿;多发肋骨骨折主要出现胸部体征和呼吸障碍。而严重挤压伤处有广泛组织破坏、出血和坏死,大量血红蛋白、肌红蛋白,形成色素管型,可使肾小管堵塞,造成尿少、尿闭;此外,组织坏死及代谢产物均可使肾小球滤过率降低、肾缺血,从而引起休克和急性肾衰竭。故答案应选D。

综合
单项选择题

Anthropology is the study of human beings as creatures of society. It (1) its attention upon those. physical characteristics and industrial techniques, those conventions and values, which (2) one community from all others that belong to a different tradition.

The distinguishing mark of anthropology among the social sciences is that it includes for serious study other societies (3) our own. For its purposes any social (4) of mating and reproduction is as significant as our own. To the anthropologist our customs and those of a New Guinea tribe are two possible social schemes for (5) a common problem, and in so far as he remains an anthropologist he is (6) to avoid any weighting of one (7) the other. He is interested in human behavior, not as it is shaped by one tradition, our own, but as it has been shaped by any tradition (8) He is interested in a wide (9) of custom that is found in various cultures, and his object is to understand the way in which these cultures change and (10) , the different forms through which they express themselves and the (11) in which the customs of any peoples function in the lives of the (12) .

Now custom has not been commonly regarded as a (13) of any great moment. The inner workings of our own brains we feel to be uniquely (14) of investigation, but custom, we have a way of thinking, is behavior at its most commonplace. (15) , it is the other way round. Traditional custom is a mass of detailed behavior more astonishing than (16) any one person can ever evolve in individual actions. Yet that is a rather (17) aspect of the matter. The fact (18) first rate importance is the predominant role that custom (19) in experience and belief, and the very great varieties it may (20)

13()

A.subject

B.object

C.objective

D.subjective