Definition: Given a scientific question and its correct answer, generate supporting facts for the answer. This supporting fact can be an explanation for the answer to the given question.
Input: Question: What occurs when the bronchioles swell and the muscles around the bronchioles contract? Answer: asthma
Output:
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.