Q. Vital capacity of lung is ________.
A) IRV + ERV + TV
B) IRV + ERV
C) IRV + ERV + TV + RV
D) IRV + ERV + TV – RV
Explanation
[Solution from source] Vital capacity is the maximum volume of air breathed in after a forced expiration, i.e. ERV + TV + IRV. Answer (1).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.