This 1/2 the life-size relief model of the human circulatory system details the following anatomical structures:
The arterial/venous system
Red indicates the oxygenated blood carried in arteries, blue indicates the deoxygenated blood carried in veins. The Capillaries are seen joining the arteries and veins.
This colorful and anatomically accurate teaching aid of the human circulatory system is mounted on a board and numbered with an English key card.