A
A
arteries
veins are large, thin-walled blood vessels that carry blood to the heart!!!!
Arteries
Arteries are thick-walled blood vessels that carry blood away from the heart. They usually carry oxygen-rich blood, except for the pulmonary artery.
arteryarteries
Veins are thin-walled blood vessels that carry blood to the heart. The valves in veins help prevent backflow. In contrast, arteries have thicker walls and no valves. They carry blood away from the heart.
No. Arteries, which carry blood away from the heart are usually thick walled and round shaped. Veins on the other hand carry blood to the heart and are slightly more thin walled and more elliptical in shape. Capillaries are the smallest of blood vessels and very thin walled. They carry small amounts of blood relative to veins and arteries.
Arteries ALWAYS bring blood away from the heart. Vein bring it back.
Blood vessels do not carry air. Blood vessels carry blood, and this blood can carry dissolved gas molecules.
The vessels that carry blood to the heart of the blood vessels called veins. Arteries carry blood from the heart to the various body tissues.