vena
英['vi:nə]美['vi:nə]
n. 静脉
复 数：venae
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- The sinoatrial node is located at the junction of the superior vena cava and the right atrium
窦房结位于上腔静脉与右心房的交界处。收藏 - If superior vena caval obstruction lies above the azygos vein, it acts as a bypass collateral to the right atrium.
如果上腔静脉阻塞位于奇静脉之上，奇静脉就成为一条通入右心房的旁路侧支循环。收藏 - The posterior borders of the left ventricle and inferior vena cava are well seen
左心室和下腔静脉的后界看得很清楚。收藏
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