Question
Biology Question on Exchange Of Gases
Asthma may be attributed to :
A
allergic reaction of the mast cells in the lungs
B
inflammation of the trachea
C
accumulation of fluid in the lungs
D
bacterial infection of the lungs
Answer
allergic reaction of the mast cells in the lungs
Explanation
Solution
Asthma is an allergic condition in which the tissue surrounding the bronchioles of the lungs swell up and compress the bronchioles thus causing difficulty in breathing. This allergy mainly involves IgE antibodies and chemicals like histamine and serotonin from the mast cells.