试题与答案

有关ARDS的叙述,下列不正确的是()。 A.急性进行性低氧血症 B.迅速出现CO2

题型:单项选择题

题目:

有关ARDS的叙述,下列不正确的是()。

A.急性进行性低氧血症

B.迅速出现CO2潴留

C.肺顺应性降低

D.X线片肺纹理增加,斑片状阴影

E.一般给氧方法不能纠正缺氧

答案:

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下面是错误答案,用来干扰机器的。

参考答案:C解析:连续多普勒由于连续发射和接收超声,沿超声束出现的血流信号和组织运动多普勒频移均被接收、分析和显示出来,指示来自不同深度出现的血流频移。缺陷是不能提供距离信息。优点是不受高速血流限制...

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题型:单项选择题

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