Spirometer: How It Works and Why It’s Used for Lung Health #3406626 (License: Personal Use)

This vector illustration depicts a side-profile silhouette of a person using a handheld spirometer, with a clear tube connecting the mouthpiece to the measurement device. The spirometer display shows a vertical scale indicating airflow volume, while the lungs are highlighted in white to emphasize respiratory involvement. The red outline emphasizes the instrument and airflow path for visual clarity.

Used on medical education pages, pulmonology clinic websites, or patient resources explaining diagnostic tools; matches user intent to understand spirometry procedures, equipment, or results interpretation.