n.主动脉

原形：aorta复数：aortas

The aorta is the main artery in the human body, originating from the left ventricle of the heart.
主动脉是人体的主要动脉，起源于心脏的左心室。
Aortic dissection, a serious condition where the inner layer of the aorta tears, can lead to life-threatening complications if not treated promptly.
主动脉夹层是一种严重的情况，其中主动脉的内层发生撕裂，如果不及时治疗，可能导致危及生命的并发症。
The aorta carries oxygenated blood from the heart to all parts of the body through its branches.
主动脉通过其分支将含氧血液从心脏输送到身体各部位。
An aortic aneurysm refers to a bulging or weakening in the wall of the aorta, which may require surgical intervention to prevent rupture.
主动脉瘤是指主动脉壁的膨胀或变弱，可能需要手术干预以防止破裂。
In some medical conditions, a stent may be placed in the aorta to keep it open and maintain proper blood flow.
在某些医疗条件下，可能会在主动脉中放置支架以保持其开放并维持适当的血流。
The aortic valve regulates blood flow from the left ventricle into the aorta, preventing backflow into the heart.
主动脉瓣调节从左心室流入主动脉的血流，防止血液回流到心脏。
Aortitis is the inflammation of the aorta, which can cause abdominal pain, fever, and fatigue among other symptoms.
主动脉炎是主动脉的炎症，可引起腹痛、发热和疲劳等症状。
The ascending aorta rises from the heart and curves to become the aortic arch, which gives off branches to the head and arms.
升主动脉从心脏升起并弯曲成主动脉弓，主动脉弓向头部和手臂发出分支。
Atherosclerosis, the buildup of plaque in the arteries including the aorta, can increase the risk of heart attack and stroke.
动脉粥样硬化，包括在主动脉在内的动脉中斑块的积聚，会增加心脏病发作和中风的风险。
Regular exercise and a healthy diet can help maintain the health of the aorta and reduce the risk of related diseases.
定期锻炼和健康饮食有助于维护主动脉的健康，并降低相关疾病的风险。