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Gaseous Exchange Grade 11 Term 3 Notes Life Sciences
Gaseous Exchange Grade 11 Term 3 Notes Life Sciences Life Sciences Notes for Grade 11: Gaseous Exchange. This is helpful for the Gaseous Exchange Practical for Grade 11 in Term 3.
What is Gaseous Exchange?
- The main function of the respiratory system is to take in oxygen from the atmosphere and make it available to the cells for cellular respiration.
- Carbon dioxide is produced during respiration and must be removed.
- Terms that are important that you can differentiate between:
- Breathing – the mechanical process whereby air moves into and out of the lungs. (inhalation and exhalation)
- Gaseous exchange – the exchange of oxygen and carbon dioxide across a gaseous exchange surface.
- Cellular respiration – the release of energy from glucose in the presence of oxygen
Watch Video: Grade 11 Life Sciences Gaseous Exchange
Structure of the gaseous exchange system of humans
Gaseous Exchange Grade 11 Notes pdf download
How to Pass Life sciences Grade 11 with distinctions
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