The blood vessels that supply blood to the heart muscles ……………

Which is the largest artery?

The vein present on the right side of the heart

The vein which collects blood from the posterior parts of the body.

The vein which collects blood from the anterior parts of the body.

The valve present between left auricle and left ventricle is

The layer which protects the heart from shocks ……………

The valve present between right auricle and right ventricle is

Which structures of the heart control the flow of the blood?

The scientist who studied veins in the legs ……………