题目内容
下列关于通气/血流比值的描述,错误的是
2021-12-07
A.是指肺泡通气最和肺血流S的比值
B.比值增大相当于肺泡无效腔增大
C.肺栓塞时,比值增大
D.肺气肿患者既可发生比值增大,也可发生比值减小
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