See the instrument.
Understand the principle.
From a counting chamber to a spirometer. Learn what each instrument does, identify its parts and practise explaining the science behind it.
Back to Practical Hub2 instruments to explore

Respiratory
Spirometer
Measures exhaled or inhaled volume and flow to assess ventilatory function.
Identify · Locate · Practise 4 viva questions · Zoomable reference
Respiratory
Peak expiratory flow meter
Measures peak expiratory flow during a forceful expiratory effort.
Identify · Locate · Practise 4 viva questions · Zoomable referenceA core teaching collection for both courses. Instrument models and practical lists vary by college. Historical apparatus is included for recognition and principles; follow your department’s supervised practical programme.