Assertion: aorta's diameter | /r/HasProperty | approximately 4 cm
Facets:
value: at the aortic root
type: LOCATION
Source sentences:
text: It is the largest artery in the body, with its largest diameter being approximately 4 cm at the aortic root decreasing with distance; being about 3.5 cm in the ascending aorta, and about 2.5 cm in the abdominal aorta.