Multiple choice

In mammals, which of the following is regarded as the balance point between the inward elastic recoil of the lungs and the outward elastic recoil of the chest wall?

  1. Expiratory reserve volume

  2. Inspiratory capacity

  3. Vital capacity

  4. Total lung capacity

  5. Functional residual capacity

Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

It is the volume of gas remaining in the lungs at the end of a normal tidal expiration. It is the balance point between the inward elastic recoil of the lungs and the outward elastic recoil of the chest wall.