dissection of aorta

例句：

1. 1. The heart's aorta is responsible for pumping blood throughout the body.
   心脏的主动脉负责将血液泵送到全身。
2. 2. The doctor removed the aorta to repair the patient's heart.
   医生切除了动脉以修复病人的心脏。
3. 3. The surgery involved rerouting the aorta to bypass the blocked artery.
   手术涉及重新路由动脉绕过堵塞的血管。