Contents
Key Stage 3
Meaning
Smoking is when someone inhales smoke from a cigarette, cigar or pipe.
About Smoking
- Smoking is addictive because the tobacco that is burned has a drug called nicotine inside which causes addiction.
- The smoke from tobacco also has other dangerous chemicals inside that damage your health:
- Tar - Which gets stuck in the mucus of the lungs damaging the cilia on the ciliated epithelial cells.
- Carbon Monoxide - Which takes the place of Oxygen in red blood cells stopping your blood from carrying as much Oxygen around the body.
Key Stage 4
Meaning
Smoking is when someone inhales smoke from a cigarette, cigar or pipe.
About Smoking
- Smoking is a risk factor in Lung Cancer and Coronary Heart Disease.
- Smoking is addictive because the tobacco that is burned has a drug called nicotine inside which causes addiction.
- The smoke from tobacco contains dangerous chemicals that damage your health:
- Tar - Which gets stuck in the mucus of the lungs damaging the cilia on the ciliated epithelial cells.
- Carbon Monoxide - Which takes the place of Oxygen in red blood cells stopping your blood from carrying as much Oxygen around the body.
- Nicotine - Which increases the risk of blood clots and the formation of cholesterol plaques in the blood vessels.
Extra Information
References
AQA
- Smoking, pages 116-117, GCSE Biology; Third Edition, Oxford University Press, AQA
- Smoking, pages 128-9, 132-6, 211, GCSE Biology; Student Book, Collins, AQA
Edexcel
- Smoking and disease, page 101, GCSE Biology, Pearson, Edexcel
- Smoking, page 187 GCSE Biology, CGP, Edexcel
- Smoking, page 44, GCSE Combined Science; The Revision Guide, CGP, Edexcel
- Smoking, page 65, GCSE Biology; The Revision Guide, CGP, Edexcel