Gas Exchange - Deseases

Question 1

Emphysema

Answer 1

Smoke breaks down walls of alveoli and they fuse together. This gives a lower surface area .

Question 2

Bronchitis

Answer 2

an inflammation of the bronchi. Ruins the lining of the walls including cilia and produces more mucus that blocks the air passage.

Question 3

Atherosclerosis

Answer 3

Plaque builds up in the artery and reduces the blood flow to the heart causing CORONARY HEART DISEASE.