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Lung alveoli

stratum corneumstratum granulosumstratum spinosumcapillaryvenulemelanocyte?stratum basaledermisblood vesselulymphocyte infiltrateblood vesselblood vesselvesselblood vesselvesselnervearteryveinblood vesselblood vesselblood vesselblood vesselfibrous connective tissueadipocyteadipocyteadipose tissuenerveblood vessel

This image shows the alveolar walls separating adjacent air sacs (the large empty areas in the image).

Monocytes from circulating blood can crawl out of the alveolar capillaries, cross the alveolar epithelium, and enter the alveolar air space.


Comments and questions: dgking@siu.edu

SIUC / School of Medicine / Anatomy / David King

http://www.siumed.edu/~dking2/crr/CR018b.htm
Last updated:  30 July 2003 / dgk