Respiratory Volumes and Capacities : 1. Inspiratory Reserve Volume (IRV): Additional volume of air, a person can inspire by a forcible inspiration. 2. Expiratory Reserve Volume (ERV): Additional volume of air, a person can expire by a forcible expiration. Regarding 1 and 2 :

Question

( A ) Both are incorrect
( B ) 1 is correct but 2 is incorrect
( C ) 1 is incorrect but 2 is correct
( D ) Both are correct

Answer 1

(D) is the right answer.

Respiratory Volumes and Capacities : Inspiratory Reserve Volume (IRV): Additional volume of air, a person can inspire by a forcible inspiration. This averages 2500 mL to 3000 mL. Expiratory Reserve Volume (ERV): Additional volume of air, a person can expire by a forcible expiration. This averages 1000 mL to 1100 mL