This program covers the circulatory system’s important roles in transportation, purification, and regulation. Topics include the structure and function of the heart; the role of blood as a connective tissue; arteries, veins, and the flow of blood; the functions of red blood cells, white blood cells, platelets, and plasma; the lymphatic system; and maintaining a healthy circulatory system. A viewable/printable instructor’s guide is available online. A Cambridge Educational Production.