Term Name: arch of aorta
Synonyms: thoracic aorta
Definition: the convex portion of the aorta between the ascending and descending parts of the aorta; branches from it include the brachiocephalic trunk, the left common carotid artery, and the left subclavian artery; the brachiocephalic trunk further splits to form the right subclavian artery and the right common carotid artery
Ontology: Uberon Ontology [UBERON:0001508]

Relationships
develops from: pharyngeal arch artery 4
has parts: descending trunk of arch of aorta
is a type of: structure with developmental contribution from neural crest thoracic aorta