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问题 单项选择题 B1型题

病牛体温41℃，口腔黏膜、 * * 皮肤出现水疱、烂斑。病牛蹄壳脱落，跛行，死亡率低，犊牛表现心肌炎，可见虎斑心。该病可能是（）。

A.口蹄疫

B.布鲁氏菌病

C.乙型脑炎

D.细小病毒病

E.传染性胸膜肺炎

答案

参考答案：A

单项选择题

Attempts to understand the relationship between social behavior and health have their origin in history. Dubos (1969) suggested that primitive humans were closer to the animals (1) they, too, relied’upon their instincts to stay healthy. Yet some primitive humans (2) a cause and effect relationship between doing certain things and alleviating (3) of a disease or (4) the condition of a wound. (5) there was so much that primitive humans did not (6) the functioning of the body, magic became an integral component ofthe beliefs about the causes and cures of heath (7) Therefore it is not (8) that early humans thought that illness was caused (9) evil spirit. Primitive medicines made from vegetables or animals were invariably used in combination with some form of ritual to (10) harmful spirit from a diseased body.

One of the. earliest (11) in the Western world to formulate principles of health care based upon rational thought and (12) of supernatural phenomena is found in the work of the Greek physician Hippocrates. The writing (13) to him has provided a number of principles underiying modern medical practice. One of his most famous (14) , the Hippocratic Oath, is the foundation of contemporary medical ethics.

Hippocrates also argued that medical knowledge should be derived from a (15) of the natural science and the logic of cause and effect relationships. In this (16) thesis, On Air, Water, and Places, Hippocrates pointed out that human well-being is (17) by the totality of environmental (18) : living habits or lifestyle, climate, geography of the land, and the quality of air, and food. (19) enough, concerns about our health and the quality of air, water, and places are (20) very much written in twentieth century.

14（）

A.attractions

B.subscriptions

C.contributions

D.functions
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多项选择题

阿基米德蜗杆（）上的廓线是直线，（）上的廓线是阿基米德螺线。

A.法面；

B.端面

C.轴面
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