Expae-20-in-plastic-folding-step-stool, acute respiratory failure i, morphology and pathophysiology 1 design of alveolo-capillary system: gas and fluid exchange barriers. e.r. weibel, department of anatomy, university of berne, berne, switzerland the design of the alveolar septum displays a number of features that favor the maintenance of a dry air-blood b a r r i e r in the i n t e r e s t of gas exchange. whereas gas exchange .... Full text of "british encyclopedia; or, dictionary of arts and sciences, comprising an accurate and popular view of the present improved state of human knowledge" see other formats, search metadata search text contents search tv news captions search radio transcripts search archived web sites advanced search.
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