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在解剖一具成年男尸时,发现主动脉弓异常分支,报告如下:在胸骨柄后方,主动脉弓的凸侧向上发出4个分支,从右向左,依次为右锁骨下动脉、右颈总动脉、左颈总动脉、左锁骨下动脉.右锁骨下动脉起始处外径为0.5cm,先行向右外上,经胸膜顶的前方到达颈根部,继而行向外侧,到右侧第1肋的外缘移行为腋动脉,其主要分支有椎动脉、胸廓内动脉、甲状颈干;右颈总动脉起始处外径为0.6cm,向右
Anatomical branches of the aortic arch were dissected when an adult male was dissected. The report was made as follows: behind the sternum, four branches of the aortic arch emerge upwards from right to left, in the order of the right subclavian artery, right common carotid artery, Common carotid artery, left subclavian artery. The right subclavian artery at the beginning of the outer diameter of 0.5cm, the first right outside the top, through the front of the pleural top to reach the neck, and then to the outside, to the right outside the first rib Marginal migration of the axillary artery, the main branch of the vertebral artery, thoracic artery, thyroid neck; right common carotid artery at the beginning of the outer diameter of 0.6cm, to the right