The Learning Lab - #AreYouSmarterThanATLLStudent The diagram below shows an air sac in a human lung. Blood moves along the capillary from Position X to Position Y. The blood at X has
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Strategic Air Command (SAC) Pin - 15142 (1 1/8 inch) - Recognitions - Home of Morgan House Woodprojects
![Diagram Showing The Pulmonary Alveolus (air Sacs) In The Lung Royalty Free SVG, Cliparts, Vectors, and Stock Illustration. Image 15915102. Diagram Showing The Pulmonary Alveolus (air Sacs) In The Lung Royalty Free SVG, Cliparts, Vectors, and Stock Illustration. Image 15915102.](https://previews.123rf.com/images/blueringmedia/blueringmedia1210/blueringmedia121000039/15915102-diagram-showing-the-pulmonary-alveolus-air-sacs-in-the-lung.jpg)