pdf, 746.82 KB
pdf, 746.82 KB

This pdf covers:
Gas exchange systems
• the structure and functions of the gas exchange system in humans, including adaptations to function
• the mechanism of breathing to move air in and out of the lungs, using a pressure model to explain the movement of gases, including simple measurements of lung volume
• the impact of exercise, asthma and smoking on the human gas exchange system
• the role of leaf stomata in gas exchange in plants

This booklet is designed to be printed off and given to students to work through - included is a second teacher copy with all the activities completed. By the end of the unit student will have a complete set of notes for the topic.

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