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Lung alveoli

Alveolar walls separate 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

https://histology.siu.edu/crr/CR018b.htm
Last updated:  1 February 2023 / dgk