What is a spirometer used for?

Answer:
A spirometer is used to measure the volumes of air that are breathed in and out, and also to determine the speed at which this occurs. A spirometer is helpful in distinguishing many different types of lung diseases such as COPD (chronic obstructive pulmonary disease), asthma, restrictive lung disease, etc.
First answer by Dr. Cameron. Last edit by Dr. Cameron. Contributor trust: 192 [recommend contributor recommended]. Question popularity: 1 [recommend question].