ligamentum arteriosum

noun
ligamentum ar·​te·​rio·​sum | \ -är-ˌtir-ē-ˈō-səm How to pronounce ligamentum arteriosum (audio) \

Medical Definition of ligamentum arteriosum

: a cord of tissue that connects the pulmonary trunk and the aorta and that is the vestige of the ductus arteriosus

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