Human Body: Resp. System
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Describes the organs of the respiratory system and locates each using a diagram. Explains with the aid of animated diagrams and live demonstration the processes of: ventilation--the pumping of blood in and out of the lungs, and diffusion--the exchange of oxygen and carbon dioxide within the lungs. Also shows the effects of varying needs for oxygen on the respiratory system.
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Original permalink · Record added 2024-04-20 16:59:24