本文报告一具成年男性尸体两侧上肢均具有二条肱动脉。左侧:腋动脉距第一肋骨外缘2.94cm即分为两支动脉干,一支经正中神经内侧头后而下行至正中神经后内侧,较粗,于臂中份稍上,自正中神经背面越过神经,沿其外侧下行,至肘窝分为尺、桡动脉;另一支经正中神经内、外侧头之间穿出,越过正中神经内 This article reports the presence of two brachial arteries on both sides of an adult male corpse. Left: axillary artery 2.94cm from the outer edge of the first rib is divided into two arterial stems, one after the medial nerve head and down to the median posterior medial nerve, thick, slightly in the arm, from the median nerve Back across the nerve, along the outer side down to the elbow is divided into feet, radial artery; the other by the median nerve, the lateral head piercing, across the median nerve