These vocabulary cards are used for my Respiratory and Circulatory Systems Unit. The words include lungs, heart, respiratory system, trachea, bronchi, alveoli, diaphragm, epiglottis, circulatory system, veins, arteries, capillaries, pulmonary artery, pulmonary vein, red blood cells, and white blood cells. Each card contains a definition and a picture. I made these to save time because it is much easier to print them on card stock or have them paste them to an index card than to have them write o