
12 李先生到醫院進行各項肺容積之測量,測量結果顯示總肺活量(total lung capacity)為5800毫升,餘容積(residual volume)為1000毫升,功能性肺餘容量(functional residual capacity)為1800毫升,潮氣容積(tidal volume)為500毫升。李先生的呼氣儲備容積(expiratory reserve volume)為多少毫升?
800 1300 1500 2300
TLC 5800
RV 1000
VC: 4800
TV 500
IRV ?
FRC = ERV +RV
ERV = 1800 -1000 = 800
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