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Alveoli

Alveoli. 2.46 Explain how alveoli are adapted for gas exchange by diffusion between air in the lungs and blood in capillaries. What can you tell me about alveoli?. Alveoli . The tiny air sacs at the end of each bronchiole are specially designed for gas exchange.

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Alveoli

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  1. Alveoli 2.46 Explain how alveoli are adapted for gas exchange by diffusion between air in the lungs and blood in capillaries. What can you tell me about alveoli?

  2. Alveoli • The tiny air sacs at the end of each bronchiole are specially designed for gas exchange. • Special features: • They are very thin • They have an excellent transport system • They have a large surface area • They have a good supply of oxygen

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