Pulmonary alveolus — Free Physiology Illustration | GPAI | GPAI

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Pulmonary alveolus — Free Physiology Illustration | GPAI | GPAI

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Pulmonary alveolus

Pulmonary alveolus

Physiology

Pulmonary alveolus

Single tiny pulmonary alveolus shown as a small rounded hollow air sac, bubble-like or grape-like in form, pale pink to light peach. It has a very thin delicate epithelial wall with a translucent membrane and a smooth inner cavity, appearing as a spherical to slightly open cup-like pouch.

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