spirometre

Example:In the past, spirographs were the main tool for diagnosing pulmonary disorders.

Definition:Another term for spirometer, used especially in older literature. A device used for measuring the volume of air that an individual can inhale and exhale, and for assessing lung capacity and function.

Example:A scuba diver uses a breathing apparatus to stay underwater for extended periods.

Definition:A device used for breathing, typically in situations where the surrounding air is not sufficient to sustain life, such as underwater or in a hazardous environment.