The Biological affects on smoking

Question 1

What are the Diseases you could get from smoking?

Answer 1

Emphysema
Bronchitis
Coronary heart disease
Lung cancer

Question 2

Emphysema:

Answer 2

Damage caused to the walls inside the alveoli, reducing SA for Gas exchange

Question 3

Coronary heart disease:

Answer 3

(Heart attacks)

Carbon monoxide in cigarette smoke reduces the amount of oxygen the blood can carry

Heart rate increases

Increase blood pressure

This damages artery walls

Formation of blood clots

Increased risk of coronary heart disease

Question 4

Bronchitis:

Answer 4

Tar encourages mucus to be produced which cant be moved by the damaged cilia

Causes bronchitis

Question 5

Chest Infections:

Answer 5

Tar damages cilia

Cilia cant move the mucus

Chest infections are more likely

Question 6

What does the cilia do?

Answer 6

Move mucus (which captures a lot of dust and bacteria)

Keeps the trachea clear by sweeping mucus back towards the mouth