What is the advantage of residual volume of air in lungs? Explain
It prevents your lungs to get burst out. It also prevent sticking of lung walls and provide nourishment to inner lungs during exhalation.
during breathing cycle what is the advantage of residue volume of air in lungs ? explain
Explain why, when air is taken in and let out during breathing, the lungs always contain a residual volume of air.
During a breathing cycle, why do lungs always contain a residual volume of air in it?