17岁患者，Ⅲ°烧伤面积>25%，预定在热损伤后12天行清创和皮肤移_爱下问搜题

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问题单项选择题

17岁患者，Ⅲ°烧伤面积>25%，预定在热损伤后12天行清创和皮肤移植术，该病人对肌松药的反应，正确的说法是（）

A.对去极化和非去极化肌松药的敏感性都增加

B.对去极化和非去极化肌松药的敏感性都降低

C.对去极化肌松药的敏感性升高，对非去极化肌松药的敏感性降低

D.对去极化肌松药的敏感性降低，对非去极化肌松药的敏感性升高

E.对非去极化肌松药的敏感性不变，而对去极化肌松药的敏感性升高

答案

参考答案：C

单项选择题

Quality and grade are not the same. A fundamental distinction is that ______ .

A．grade is a category assigned to products or services having the same functional us but different technical characteristics

B．low quality may not be a problem; low grade is always a problem

C．determining and delivering the required levels of quality are not included in the responsibilities of the project manager and the project team

D．determining and delivering the required levels of grade are not included in the responsibilities of die project manager and the project team

单项选择题

目前世界上石油储量最大、生产和输出最多的地区是（）

A.欧洲西部

B.中东

C.非洲南部

D.东南亚