下列哪项不是全麻肌松下,麻醉深度的客观参考指标() A.食管内压力 B.血浆药物浓度

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问题:

下列哪项不是全麻肌松下,麻醉深度的客观参考指标()

A.食管内压力

B.血浆药物浓度

C.听觉诱发电位

D.脑电图

E.病人无体动反应

考点:广东住院医师麻醉学静吸全麻及复合全麻静吸全麻及复合全麻题库
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神经组织由神经细胞和()2种细胞组成。

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血清所有脂蛋白中胆固醇的总和()。

A.TC

B.TG

C.HDL-C

D.LDL-C

E.CM

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下图是几种物质间的转化关系(反应条件均省略),其中可以通过置换反应实现的转化有                                                 

[ ]

A.一个    

B.二个                                                   

C.三个    

D.四个

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The central problem of economics is to satisfy the people’s and nation’s wants. The problem we are faced with is that our (1) , here identified as money, are (2) . The only way we can resolve our (3) is to make choices. After looking at our resources, we must examine our list of (4) and identify the things we need (5) , those we can postpone, and (6) we cannot afford. As individuals, we face the central problem involved in economics — deciding just how to allocate our limited resources to provide ourselves with the greatest (7) of our wants.
Nations face the same problem. As a country’s population (8) , the need for more goods and services grows (9) . Resources necessary to production may increase, but there are (10) enough resources to satisfy the total desires of a (11) . Whether the budget meeting is taking place in the family living-room, in the conference room of the corporation (12) of directors, or in the chamber of the House of Representatives in Washington, the basic problem still exists. We need to find (13) of allocating limited resources in order to satisfy unlimited wants.
A short time ago, economists divided goods into two categories, free and economic. The former, like air and water, were in (14) abundance that economists had no concern about (15) of scarcity and what to do about it. Today many of these "free goods" are in (16) very expensive to use. Pollution has made clean air and water expensive for producers who have to filter their waste products, for consumers who ultimately pay for the producers’ extra costs, and (17) tax-payers who pay for the government’s involvement in cleaning the environment.
In the 1990s, almost all goods are (18) . Only by effort and money can they be (19) in the form people wish.
Meeting the needs of people and the demands from resources available leads to the basic activity of production. In trying to (20) unlimited wants from limited economic goods, production leads to new problems in economics.

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计算机硬件性能的好坏主要由CPU来决定。

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