NEET 2023
- Exam
- NEET
- Year
- 2023
- Subject
- Zoology
- Chapter
- Breathing and Exchange of Gases
NEET 2023 · Zoology · Breathing and Exchange of Gases
Vital capacity of lung is ______ .
Vital capacity of lung is ______ .
Options
- AIRV + ERV + TV
- BIRV + ERV
- CIRV + ERV + TV + RV
- DIRV + ERV + TV - RV
Correct answer
A. IRV + ERV + TV
Step-by-step solution
Vital Capacity (VC) is the maximum volume of air a person can breathe in after a forced expiration. This includes ERV, TV and IRV or the maximum volume of air a person can breathe out after a forced inspiration. Hence, option A is correct, i.e., VC= TV + IRV + ERV.