An alveolus has a thin epithelial layer, is surrounded by capillaries, is spherical, and its inner surface is coated with pulmonary surfactant.
Couche épithéliale mince, entourée de capillaires, sphérique, revêtement de surfactant pulmonaire sur la surface interne.
| Front | structure of an alveolus |
|---|---|
| Back | thin epithelial layer, surrounded by capillaries, spherical, pulmonary surfactant coating inner surface |
Tags: 6_4_gas_exchange
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