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偶然的机会,发现杂种青紫兰雄性成年家兔左侧颈总动脉缺如一例,实属罕见,报导如下: 一、主动脉弓的分支: 该兔主动脉弓发出二支血管,由右到左排列:一支为无名动脉,它分为前行的右颈总动脉和走向右前肢的右锁骨下动脉,另一支为左锁骨下动脉,它又分出向前的一支为锥动脉和向后的一支为胸内动脉。动物和人类的颈总动脉,一般只述及位置的变化,据朱丰雪等(1983)对348只家兔的解剖观察,家兔主动脉弓的分支为五个主要类型。左颈总动脉直接由主动脉弓发出
Occasionally, it was rare to find the absence of the common carotid artery on the left side of a male adult rabbit of Cymbidium hybrid. The report is as follows: First, the branch of the aortic arch: Two vessels of the aortic arch of the rabbit are arranged from right to left: one For the unnamed artery, which is divided into the anterior right common carotid artery and to the right forelimb of the right subclavian artery, and the other for the left subclavian artery, which is divided into the forward one for the conical artery and backward one Thoracic artery. Animal and human common carotid artery, generally only refers to the location changes, according to Zhu Fengxue et al. (1983) anatomical observation of 348 rabbits, rabbit aortic arch of the five main types of branches. Left common carotid artery issued directly from the aortic arch