Distinguish, differentiate, compare and explain what is the difference between IRV and ERV. Comparison and Differences.
Difference between IRV and ERV
1. IRV is the extra amount of air that can be inspired forcibly after a normal inspiration; thus it is forced inspiration. ERV is the extra amount of air that can be expired forcibly after a normal expiration; thus it is forced expiration.
2. IRV is about 2500 to 3000 mL of air. ERV is about 1000 ml to 1100 mL of air.