15.肺門(hilum)處,肺動脈(pulmonary artery)、肺靜脈(pulmonary vein)和支氣管(bronchus)三者由前往後排列的正確順序為何? (A)肺動脈、肺靜脈、支氣管 (B)肺靜脈 ...
確定! 回上一頁