67 同 66 題圖,在壓力容積曲線(pressure volume curve)的新觀念,高轉折點(high inflection point)是:
(A)肺部擴張的起點(beginning of recruitment)
(B)肺部擴張的結束(end of recruitment)
(C)肺部擴張的中點(middle of recruitment)
(D)肺部塌陷的起點(closing pressure)

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統計: A(0), B(17), C(1), D(0), E(0) #1103283