Q: What occurs when the bronchioles swell and the muscles around the bronchioles contract?


Read this paragraph and choose the correct option from the provided answers:

Courtesy of the U. S. Food and Drug Administration (FDA). Asthma occurs when the bronchioles swell and the muscles around the bronchioles contract . Public Domain.

 Choices:

- bronchitis

- nausea

- allergies

- asthma


A:
asthma