66.重症肌無力發生時,下列那一指標變化幅度較小?
(A)forced expiratory volume in the first second(FEV1
(B)forced vital capacity(FVC)
(C)FEV1/FVC
(D)total lung capacity(TLC)

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統計: A(20), B(8), C(105), D(33), E(0) #3280636

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題目解析 重症肌無力是一種自體免疫疾病...
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