6. Tobacco smoke contains tar which clogs up the lungs and makes it more difficult to breathe, this can again lead to
Emphysema
Lung cancer
7. When the cilia are damaged, mucus and trapped particles then sink into the lungs, what do they not cause?
Lungs to collapse
Increased risk of disease
Irritation
Damage to the lung tissue
8. Where is the mucus moved to?
To the top of the trachea to be breathed out
To the top of the trachea to be swallowed
To the diaphragm
9. As the lungs have a good blood supply, tumours can spread through the body via __________
Blood stream
Mucus
10. In tobacco smoke there are many ___________, chemicals which cause cancer
Carbon dioxide
Carcinogens
Gases
11. Can passive smoking cause damage to the people?
Yes
No
12. Tobacco smoke damages cilia, causing the lungs to become clogged by mucus and damaged by the particles trapped in it. This explains the development of
Emphysema
Lung cancer
13. Inhalation of smoke causes paralysis of _______
Cilia
The trachea
Mucus
14. What is produced by the lining of the respiratory system to trap dust and bacteria from the air breathed in?
Mucus
Air
Blood
Gas
15. Emphysema is caused by inflammation and scarring of lung tissue, and damage to the alveoli
True
False
16. Which person has a persistent cough and finds it difficult to breathe?