NEET2019BotanyEnvironmental IssuesActual
Due to increasing air-borne allergens and pollutants, many people in urban areas are suffering from respiratory disorder causing wheezing due to
Options
- Abenign growth on mucous lining of nasal cavity.
- Binflammation of bronchi and bronchioles.
- Cproliferation of fibrous tissues and damage of the alveolar walls.
- Dreduction in the secretion of surfactants by pneumocytes.
Correct answer
B. inflammation of bronchi and bronchioles.
Step-by-step solution
Allergic bronchitis involves inflammation of the bronchi caused by an allergen, or something to which you are allergic. Airway irritants, such as pollen, dust, and mold, can trigger symptoms. It causes difficulty in breathing and followed with a severe cough, restlessness, cough and a wheezing sound while breathing.