alveoli

alveoli   Dan alveoli

ALVEOLI are the very small air sacs where the exchange of oxygen and carbon dioxide takes place CAPILLARIES are blood vessels in the walls of

Lung alveoli: anatomy and structure The alveoli of the lung are small air sacs that have extremely thin tissue walls The alveoli have a large Alveoli have moist walls that are only one cell thick which makes the exchange surface very thin and the process of diffusion much quicker

hub slot เครดิตฟรี The terminal bronchioles then subdivide into respiratory bronchioles which subdivide into alveolar ducts Numerous alveoli and alveolar sacs ALVEOLI are the very small air sacs where the exchange of oxygen and carbon dioxide takes place CAPILLARIES are blood vessels in the walls of