What is the main symptom of Asthma?

What is the main symptom of Asthma?
  1. Chronic Disorder
  2. Difficulty in breathing causing wheezing
  3. Decreased respiratory surface
  4. Proliferation of fibrous tissues

Solution

Asthma is a difficulty in breathing causing wheezing due to inflammation of bronchi and bronchioles.

Asked in: NCERT

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