The prevalence and characteristics of aortic arch calcification among middle and elderly population in guangzhou 广州市中老年人主动脉弓钙化的现患率及其相关特征
2.
The anastomotic methods of arterial were as follow ： anastomosis of the terminal branches of the digital artery ， anas tomsis of the branches of the terminal digital arterial arch 吻合指固有动脉终末端或指动脉弓分支或指固有动脉终末端与指动脉弓分支吻合，或动静脉转流，尽可能多吻合指掌侧静脉。
3.
Examination shows that the heart of andrias davidianus have three chamers - two atria and one ventride , the atria on the left of midline , the ventricle on the right of midline , and the atria are divided into two cavities by septum interatriale . there are four valvula semilunaris in conus arteriosus , but no spiral valve in conus arteriosus . the coronary artery is made by arterica carotis externa branches 研究结果表明,中国大鲵循环系统解剖学特点为： 1 .心脏：心房心室为左右排列，两心房前后排列，共有4对动脉弓，其中第二、三对动脉弓汇合成一条背主动脉；动脉圆锥基部与心室相接处有4个瓣膜，动脉圆锥内没有螺旋瓣，动脉圆锥与腹侧主动脉干之间有3个半月瓣；房间隔有穿孔；冠状动脉由颈外动脉的分支汇合而成。
