Question

What are the various respiratory volumes and capacities of human lungs?​

Answer 1

Answer:

There are 9 respiratory volumes and capacities of human lungs , they are:-

Tidal Volume(TV)

• Tidal volume is the volume of air that is inspired or expired during a normal respiration.

Inspiratory Reserve Volume(IRV)

• It is the additional volume of air that a person can inspire by a forcible inspiration.

Expiratory Reserve Volume(ERV)

• It is the additional volume of air that a person can expire by a forcible expiration.

Residual Volume(RV)

• It is the volume of air remaining in the lungs even after forcible respiration.

Inspiratory Capacity(IC)

• It is the total volume of air that a person can inspire after a normal expiration.

Expiratory Capacity(EC)

• It is the the total volume of air that a person can expire after a normal inspiration.

Functional Residual Capacity (FRC)

• It is the volume of air that remains in the lungs after a normal expiration.

Vital Capacity(VC)

• It is the maximum amount of air that a person can breathe in after a forced expiration.

Total Lung Capacity(TLC)

• It is the total volume of air that can be accommodated in the lungs at the end of a forced inspiration.