Explains how the heart, lungs, veins, arteries, and capillaries work together in the process of circulation. Uses animation, cinefluorography, and a combination of artwork and a live subject to visualize the key functions. Suggests principles to help maintain healthy heart and lungs.

We digitized and uploaded this film from the A/V Geeks 16mm Archive. Email us at footage@avgeeks.com if you have questions about the footage and are interested in using it in your project.

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