Featuring state-of-the-art illustrations and innovative design, these posters provide a clear, well-organized visual introduction to the amazing human heart. “The Heart's Parts” uses cutaway imagery to explore the structure of the heart. “Heart at Work” features easy-to-follow diagrams and explanations of how the heart functions. “Heart Cycles” explains pulmonary and systemic circulation, illustrating how the heart functions as a double-pump. Maintaining a healthy heart is the subject of “Heart Smarts.” And “Heart Facts” offers a collection of intriguing facts and figures about the heart and circulatory system. Five 17” x 22” posters. © 2001.