The dorsal vessel is prolonged anteriorly into an aorta, through which the blood is propelled into the great After Miall and Denny, The Cockroach, Lovell body-cavity or haemoReeve & Co.
In the primitive form a single anterior aorta is given off from the ventricle, the two together representing the dorsal blood-vessel of Chaetopods.
Abdominal ultrasonography showed swollen lymph nodes around the abdominal aorta.
It was later discovered that Ritter's death was due to a torn aorta.
The aorta is the large artery that takes blood from the left ventricle of the heart to the body.