48.關於第一秒用力吐氣容積(forced expiratory volume, FEV1)和用力肺活量(forced vital capacity, FVC)的比值 (FEV1/FVC),下列敘述何者正確?
(A)不論是阻塞性肺病或侷限性肺病,FEV1/FVC皆下降
(B)於阻塞性肺病,FEV1/FVC下降
(C)於侷限性肺病,FEV1/FVC下降
(D)於阻塞性肺病,FEV1/FVC上升
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統計: A(32), B(319), C(10), D(11), E(0) #2408672
統計: A(32), B(319), C(10), D(11), E(0) #2408672