We explore the physical and structural challenges that face gas exchange surfaces in vertebrates and insects, by focusing on the role of the surfactant system. Pulmonary surfactant is a complex ...
The presence of waxy outgrowths on the surface of certain cells in potato lenticels is described. The role of wax in gas exchange through the lenticels is discussed.
In patients with long COVID, lower pulmonary gas exchange may be associated with impaired cognitive function, according to a study being presented next week at the annual meeting of the Radiological ...
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