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Image: Cross section of an alveolus and capillaries showing diffusion of gases

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Description: The cross section of an alveolus with capillaries is shown. Part of the cross section is magnified to show diffusion of oxygen gas and carbon dioxide through Type I pneumocytes and capillary cells.
Author: Delmalani18
Usage Terms: Creative Commons Attribution-Share Alike 3.0
License: CC-BY-SA-3.0
License Link: http://creativecommons.org/licenses/by-sa/3.0/
Attribution Required?: Yes

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