患者，男性，60岁，因“肝硬化，食管胃底静脉曲张破裂出血”在入_爱下问搜题

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问题单项选择题

患者，男性，60岁，因“肝硬化，食管胃底静脉曲张破裂出血”在入手术室时已处于休克前期状态，拟急诊全麻下行“贲门周围血管离断术”，下列哪种药物最不适合作为全麻诱导使用（）

A．依托米酯

B．异丙酚

C．氯胺酮

D．咪达唑仑

E．芬太尼

答案

参考答案：B

阅读理解

阅读下面的短文，从文后方框中选择恰当的句子填入文中空白处

A. These countries are found in much of Africa, South America and parts of Asia.
B. These people don't have enough food to eat and they live in poor housing.
C. That may not

sound much, but it's about 14,000 people per hour.
D. But in the developing countries, many women have five or more children.
E. It could hurt the environment and increase the number of poor people.

     When you read this sentence, the population of the earth has grown by 10 people. (1)_____
     Most of these new people are born in developing countries. (2)_____
     In the developed countries of Europe and North America, the population is growing very slowly. This is because
women in these countries have, on average(平均), only one or two children. (3)_____
     In the developing countries, more than one billion people already live below the poverty line (贫困线).
     (4)_____ Children get little or no time at school and suffer from many kinds of diseases.
     The UN has said that the world's population will reach 12.5 billion people by the year 2100. If the number makes your
head spinning(眩晕), you're not alone. Many experts are worrying that so fast population growth could have very bad
results. (5)_____

单项选择题

涂膜厚度与沉淀涂层的电阻（）

A、成正比

B、成反比

C、不成比例

D、无关系