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What is Most common site of traumatic aoic rupture is and explain in detail?
Answer- A. Descending thoracic aoaThe proximal descending aoa, where the relatively mobile aoic arch can move against the fixed descending aoa (ligamentum aeriousm), is at greatest risk from the shearing forces of sudden deceleration. Thus the aoa is a greatest risk in frontalor side impacts, and falls from heights.