Asthma is caused due to:

Question

Asthma is caused due to: (A) infection of lungs (B) infection of trachea (C) bleeding into pleural cavity (D) spasm in bronchial muscles

Tardigrade Admin · Accepted Answer

Asthma is a respiratory disorder due to spasm in bronchial muscles. The episodes may be precipitated by inhalation of allergens or pollutants, infection, cold air, vigorous exercise or emotional stress.

Q. Asthma is caused due to:

infection of lungs

infection of trachea

bleeding into pleural cavity

spasm in bronchial muscles

Asthma is a respiratory disorder due to spasm in bronchial muscles. The episodes may be precipitated by inhalation of allergens or pollutants, infection, cold air, vigorous exercise or emotional stress.