問題詳情
14.有關胎兒呼吸系統之敘述，下列何者正確？
(A)胎兒肺部之界面活性劑（surfactant）含量與肺功能成熟度成反比
(B)界面活性劑主由肺泡內第一型肺細胞（type Ⅰ pneumonocytes）所合成
(C)當卵磷脂/抱合髓卵磷脂比值（lecithin/sphingomyelin ratio, L/S ratio）愈低，表示胎兒肺部成熟度愈佳
(D)出生時若肺部功能不成熟，可能造成呼吸窘迫症候群
(A)胎兒肺部之界面活性劑（surfactant）含量與肺功能成熟度成反比
(B)界面活性劑主由肺泡內第一型肺細胞（type Ⅰ pneumonocytes）所合成
(C)當卵磷脂/抱合髓卵磷脂比值（lecithin/sphingomyelin ratio, L/S ratio）愈低，表示胎兒肺部成熟度愈佳
(D)出生時若肺部功能不成熟，可能造成呼吸窘迫症候群
參考答案
答案：D
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)
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