Assertion: aortic arch's branch | /r/HasProperty | two coronary arteries
Facets:
Source sentences:
text: The only branches of the ascending aorta are the two coronary arteries which supply the heart; they arise near the commencement of the aorta from the aortic sinuses which are opposite the aortic valve.
text: The only branches of the ascending aorta are the coronary arteries, which arise just where it starts.
text: Branches.The only branches of the ascending aorta are the two coronary arteries which supply the heart; they arise near the commencement of the aorta immediately above the attached margins of the semilunar valves.