I think you are talking about the Aorta.
large vessels on top of the heart are the veins.
The Aorta.
The top of the heart is called the apex. The left and right ventricles are located in the apex of the heart.
the answer to that question is simple. There is a big blood vessel called the vena cava (pronounced veena cayva) that transports blood to the heart. there are two different vena cavas inferior (bottom) and superior (top). I hope this helped you!
a heart
the bottom/point of the heart is called the apex
Thymus Gland
Atria
The two top chambers of the heart are called the right and left auricle respectively
No. The lower chambers of the heart are called the ventricles. The atria are the top chambers of the heart.
Left atrium .
In your heart, the top two hollow sections are called atrium and the lower two are ventricles.