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【多选题】
下面关于家兔的颈外静脉插管操作说法正确的是()A.
插管前，导管应充满肝素
B.
手术时尽量锐性分离
C.
在颈外静脉做切口时，应注意切口大小，若切口过大，易造成颈外静脉断裂
D.
静脉插管后，应注意保持导管与静脉走行方向相一致，防止静脉血管壁被导管刺破
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【简答题】_ 小题1:___There were few people on the earth, and natural resources seemed to be unlimited. Today things are different. The world has become too crowded. We are using up our resources too quickly, and ...
【单选题】Reading Comprehension (1) People today are still talking about the generation gap(代沟). Some parents complain that their children do not show them proper respect, while children complain that their par...
A.
give them more independence
B.
choose a good job for them
C.
live together with them
D.
make more money
【单选题】下列哪项是浅II度烧伤的特点()。
A.
皮肤仅出现红斑，表皮间质和颗粒层结构不清
B.
组织坏死仅限于真皮浅层
C.
皮肤全层坏死，深达肌层、骨或骨髓
D.
表皮和真皮大部分凝固或坏死，原有组织结构消失
【多选题】.通过公开市场业务可以增加或减少 ( ) 。
A.
．商业银行资本金
B.
．商业银行借款成本
C.
．商业银行准备金
D.
．商业银行持有的国债
E.
．流通中商业票据
【单选题】下列哪项是深II度烧伤的特点()。
A.
皮肤仅出现红斑，表皮间质和颗粒层结构不清
B.
组织坏死仅限于真皮浅层
C.
烧伤后上皮不会再生，只有靠植皮覆盖创面
D.
表皮和真皮大部分凝固或坏死，原有组织结构消失
【简答题】完形填空。 Tourism wasn't as important as it is today in China. In the past, 1 people could travel on holiday to other countries. But today more and more Chinese travel 2 they now are becoming richer and h...
【简答题】完形填空。 Most people want to work, but it is 1 in today's world to find work for everybody. The economics(经济)of the world need to 2 by 4% each year 3 the old number of jobs for people.Often this is not ...
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