State the name of the volume of air remaining in the lungs, after a normal breathing.

Volume of air breathed in and out during normal breathing is called

Volume of air breathed in and out during normal breathing is called

A person breathes in some volume of air by forced inspiration after having a forced expiration. This quantity of air taken in is

Mark the true statement among the following with reference to normal breathing.

During breathing cycle, what is the advantage of residual volume of air in lungs ? Explain.

Mark the correct pair of muscles involved in the normal breathing in humans.

Lungs do not collapse between breaths and some air always remains in the lungs which can never be expelled because

The amount of air remaining in the air passages and alveloi at the end of quiet respiration is

Name the balloon like structure present in the lungs. List its two functions.