The average breathing rate is 12 breaths per minute. Tidal volume (TV) is the amount of air breathed in with each normal breath. The average tidal volume is 0.5 litres (500 ml). Minute ventilation ...

This is called minute ventilation. To calculate minute ventilation, we also need to know about breathing rate and tidal volume. Breathing rate (or frequency, f) is the number of breaths taken in ...