The Respiratory System

Stage 2,3,4

Essential learning points
1. An overall understanding of how breathing works
2. Identify the organs of the human respiratory system: Nose, pharynx, larynx, windpipe (trachea), bronchi, lungs, alveoli
3. Describe the functions of each organ 
4. Explain how the exchange of gases occur in the alveoli
5. Understanding the relationship between the heart circulatory system and the respiratory system