試題詳解

59 關於各種肺部疾病導致低血氧(hypoxemia)的主要機轉, 下列何者錯誤？
(A) 肺氣腫(emphysema): hypoventilation
(B) 肺纖維化(fibrosis): diffusion impairment
(C) 肺栓塞(pulmonary emboli): ventilation/perfusion mismatch
(D) 氣喘(asthma): ventilation/perfusion mismatch
(E) 急性呼吸窘迫症候群(acute respiratory distress): shunt