58.一位 30歲的健康男性肺活量(vital capacity, VC)為 5 L,潮氣容積(tidal volume, VT)為 0.5 L,吸氣量(inspiratory capacity, IC)為 3.5 L,功能肺餘量(functional residual capacity, FRC)為 2.5 L,則其呼氣儲備容積 (expiratory reserve volume, ERV)為何?
(A)1.0 L
(B)1.5 L
(C)2.0 L
(D)3.5 L
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統計: A(168), B(678), C(220), D(103), E(0) #3134485
統計: A(168), B(678), C(220), D(103), E(0) #3134485