aortic sac

saccus aorticus

The dilated structure that is lined by endothelial cells and located at the arterial pole of the heart just above (distal to) the truncus arteriosus in mammalian embryos; it is the primordial vascular channel from which the aortic arches (and eventually the dorsal aortae) arise; the aortic sac is homologous to the ventral aorta of gill-bearing vertebrates.

Type Bone
Nom latin saccus aorticus
FMA ID 71008

Questions fréquentes

What is the aortic sac?
The dilated structure that is lined by endothelial cells and located at the arterial pole of the heart just above (distal to) the truncus arteriosus in mammalian embryos; it is the primordial vascular channel from which the aortic arches (and eventually the dorsal aortae) arise; the aortic sac is ho
What is the Latin name for the aortic sac?
The Latin name for the aortic sac is saccus aorticus.

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Data sources: Terminologia Anatomica, Foundational Model of Anatomy, Wikidata.