ligamentum arteriosum中文什么意思

肺动脉韧带

• arteriosum:    动脉导管索,动脉韧带
• ligamentum:    茎突下颌韧带; 阔韧带
• cor arteriosum:    左心

百科释义

The ligamentum arteriosum (or arterial ligament) is a small ligament attached to the superior surface of the pulmonary artery and the inferior surface of the aortic arch. It is a nonfunctional vestige of the ductus arteriosus, and is formed within three weeks of birth.