The portion of the left ventricular outflow tract delineated by the sinotubular ridge superiorly and the bases of the valve leaflets inferiorly; it comprises the aortic sinuses, the aortic valve leaflets, the commissures, and the interleaflet triangles. [ MP:0011572 ]
Synonyms: aortic root supraaortic valve area bulb of ascending aorta bulbus aortae root of aorta aorta bulb aortic bulb
Term information
- FMA:3740
- BTO:0004695
- SCTID:362032000
pheno_slim
The dilated first part of the aorta containing the aortic semilunar valves and the aortic sinuses.