segmental artery

基本解釋

There may be two (36%) or three (46%) segmental arteries supplying the right upper lobe.
分布于右肺上葉的動脈可有二個支（36%），也可有三個支（46%）。
Variations in the number, origin and distribution of the apical and lower segmental arteries have been described.
頂、下段動脈的數(shù)目、起源和分布范圍常有變化。
Conclusions The pulmonary segmental arteries and veins can be recognized exactly by tracing bronchi carefully on the coronal section.
結(jié)論在胸部冠狀斷面上，以支氣管分支為向?qū)Э蓽?zhǔn)確辨認肺段和亞肺段的肺動脈和肺靜脈。