MODEL RELEASED. General practice doctor tests the lungs of an elderly woman patient with a peak-flow meter. A peak-flow meter measures the speed at which air flows out of the lungs (in litres per minute). The patient blows into the mouthpiece. It allows for an assessment of the severity of bronchospasm (narrowing of the airways of the lungs) caused by asthma and other lung disorders | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Priest, Chris / Clarke, Mark |
Bildgröße: | 4722 px × 3070 px |
Modell-Rechte: | vorhanden |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |