Question

What is residual volume

Answer 1

Residual volume:

1. The maximum volume of air remain in lung after forceful expiration is called residual volume.
2. Residual volume prevent lungs from collapse.
3. In human lungs the residual volume is approximately 1000ml-1200ml.
4. The above values are dependent on various factors like- age, gender, height, weight, and physical activities.