Alveoli. Illustration of alveoli in the lung showing tiny air tubes (bronchioles) leading to groups of balloon-like sacs called alveoli. It is in each

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Alveoli. Illustration of alveoli in the lung showing tiny air tubes (bronchioles) leading to groups of balloon-like sacs called alveoli. It is in each alveolus that gaseous exchange takes place during breathing (respiration).

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Size: 4835px × 3626px
Photo credit: © HARVINDER SINGH/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

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