1. Do now! Can you read through the work we did on blood circulation and the heart?

2. LESSONS

3. This lesson Know how lungs are adapted to do their job Know what happens to the diaphragm and muscles when you breathe

4. Remember! The respiratory system supplies the oxygen to the cells for respiration and removes the carbon dioxide Note however that breathing is not respiration! cough

5. How are lungs adapted to their job?

6. Can you gather around Mr Porter please?

7. Can you complete the sheets “Breathing for respiration 2” and “Air sacs””?

8. Look after your lungs!

9. Don’t smoke! =

10. Major poisons in cigarette smoke

11. YouTube - Efforts of smoking – Artery YouTube - tar on lungs

12. Nicotine Addictive Heart beats faster and narrows blood vessels Can cause heart disease Accelerates existing cancers

13. Tar Contains over 1000 chemicals, some of which cause cancer (carcinogenic). Irritates air passages and makes them narrower Stops cilia in the trachea from working properly

14. Carbon monoxide Taken up by the blood instead of oxygen Highly poisonous

15. Brain maps again! Few words Colours Pictures

16. Read first! Can you read pages 24 and 25 and make a brain map of the information?