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Histology of the Large and Medium Sized Airways
Airways are lined by a pseudostratified ciliated columnar epithelium interspersed with mucus secreting goblet cells
Ashley Davidoff
TheCommonVein.net
As the medium sized airways progress to to the small airways they lose many of the goblet cells, become a simple epithelium and remain ciliated
Ashley Davidoff
TheCommonVein.net
As the terminal bronchial transitions to the respiratory bronchial the mucosa becomes non ciliated and cuboidal
Ashley Davidoff
TheCommonVein.net

lungs-00677-lo-res.jpg

 At the level of the mebranous airways (respiratory bronchiole, alveolar duct, alveolar sac and alveoli, the mucosa becomes mostly a simple squamous epithelium
Ashley Davidoff
TheCommonVein.net

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