What is Functional Residual Capacity (FRC)?

What is Functional Residual Capacity (FRC)?
  1. Total volume of air a person can expire after a normal inspiration
  2. Total volume of air a person can inspire after a normal expiration
  3. Volume of air that will remain in the lungs after a normal expiration
  4. Volume of air remaining in the lungs after a forceful expiration

Solution

Functional Residual Capacity (FRC) is the volume of air that will remain in the lungs after a normal expiration, which includes ERV+RV.

Asked in: NCERT

Practice more Breathing and Exchange of Gases questions on Aicharya