Distinguish between Vital capacity and Total lung capacity
Total lung capacity
|1||It is the amount of air which one can inhale and exhale with maximum effort||It is the total amount of air present in the lungs and the respiratory passage after a maximum inspiration|
It is the sum of tidal volume, inspiratory reserve volume (VC = TV + IRV + ERV).
It varies from 4 - 4.6 liters in a normal adult person
|It bis the sum of the vital capacity and the residual volume (TLC = VC + RV). it is 5100 to 5800 mL.|
Concept: Respiratory Volumes and Capacities
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