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Gas Exchange in the Alveoli

Gas Exchange in the Alveoli

An alveolus is a microscopic air sac in the lungs where oxygen and carbon dioxide are exchanged between air and the blood. Millions of alveoli are found at the ends of bronchioles.

8.1.2 Alveoli adapted for gas exchange Lesson

  1. GCSE
  2. /Biology
  3. /8.1.2 Alveoli adapted for gas exchange

Step-by-step lessons on Edexcel GCSE Biology 8.1.2 Alveoli adapted for gas exchange. Each one builds up to exam-style questions. Start with the foundational topics and build up to the higher-tier material.

Lessons