First slide
Mechanism of Breathing
Question

A person with a tidal volume of 500 mL, residual volume of 1200 mL and vital capacity of 4300 mL would have a total lung capacity of 

Moderate
Solution

TLC = VC + RV = 4300 + 1200 = 5500 mL. 

Note: Tidal volume should not be added (it is already included in vital capacity which is the sum of  TV+IRV+ERV)

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