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【单选题】
Men seem to have always taken an interest in meteorites, but not until the early nineteenth century were these objects considered worth preserving for scientific study. In the beginning, people believed that because meteorites fell from the heavens, they were either gods themselves or messages from the gods. Thus the more civilized of early men carefully kept the meteorites, draping them in costly linens and anointing them with oil. In many instances, the people built special temples in which the meteorites were to be worshiped. Meteorite worshiped was common long in the Mediterranean area, and in Africa, India, Japan, and Mexico: such worship still persists in some regions. Although many people held meteorites in reverence particularly if they were seen to fall, other practical minded individuals made good use of the durable and easily worked alloy provided by nature in the nickel-iron meteorites. They frequently used of this metal to make tools, and often pots and other utensils. Throughout history, meteoritic iron has been used in the manufacture of special swords, daggers, and knives for members of royalty. Attila and other early conquerors of Europe boasted of 'swords form. heaven'. As late as the end of nineteenth century, several swords were made from a Japanese iron meteorite at the command of a member of the Japanese court. In the nineteenth century men began to ______.
A.
investigate practical uses for meteoritic iron
B.
study meteorites scientifically
C.
take more than a casual interest in meteorites
D.
preserve meteorites
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【单选题】痢疾与蛔虫病一样,都属于消化道传染病。请说出痢疾的传播途径是 [     ]
A.
空气传播
B.
水和食物传播
C.
接触传播
D.
生物媒介传播
【单选题】与蛔虫病具有相同传播途径的传染病是()
A.
血吸虫病
B.
丝虫病
C.
伤寒
D.
白喉
E.
沙眼
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A.
开心
B.
同情心
C.
好奇心
D.
好胜心
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A.
西进运动
B.
美西战争
C.
第一次世界大战
D.
工业革命
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【简答题】如图是蛔虫生活史,请据图回答下列问题 (1)蛔虫病是传染病,传染源是______,传播途径是______,易感人群是______. (2)图中的[4]表示的是______.[______]表示的是成虫,图中的[1]上边较粗大两端尖直的是______虫,下边较小的,一端向内卷曲的是______虫. (3)虫卵由图中[______]进入人体的肝脏、______、______直到咽喉后,又进入胃,最后在...
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A.
呼吸道传播
B.
消化道传播
C.
接触传播
D.
血液传播
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A.
皮肤感染
B.
消化道感染
C.
虫媒感染
D.
医源性感染
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A.
瘙痒处可涂抹地塞米松霜
B.
皮疹完全消退前不可洗澡,以防感染
C.
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D.
遵医嘱口服抗组胺药物
E.
皮疹处不可涂抹炉甘石洗剂
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