Question

Difine vital capacity?what is it's significance​

Answer 1

Answer:

the maximum air that can be taken in and expelled out after maximum inspiration and expiration is vital capacity. it's volume is 4500 ml.

Answer 2

Answer:

significance = In human medicine, vital capacity is an important measure of a person's respiratory health. A healthy adult will have a vital capacity between 2 and 5 liters. A severely decreased vital capacity is an indication of restrictive lung disease, in which the lungs cannot expand fully.

Explanation:

Vital capacity (VC) is the maximum amount of air a person can expel from the lungs after a maximum inhalation. ... Furthermore, the vital capacity is used to determine the severity of respiratory muscle involvement in neuromuscular disease, and can guide treatment decisions in Guillain–Barré syndrome and myasthenic crisis.