Final answer:
Wheezing is the high-pitched breath sounds produced by airway narrowing. It is commonly associated with conditions like asthma and COPD.
Step-by-step explanation:
The high-pitched breath sounds produced by airway narrowing are known as Wheezing. Wheezing is typically caused by conditions such as asthma, chronic obstructive pulmonary disease (COPD), or bronchitis. It is characterized by a continuous, musical or whistling sound during breathing.