Breathing rhythms Definitions of breathing rhythms terms. 4.5 / 5 based on 3 ratings ? BiologyHuman, animal and plant physiologyA2/A-levelEdexcel Created by: Niki :)Created on: 18-03-13 21:42 Tidal volume The volume of air that enters and leaves the lungs at each natural resting breath. 1 of 8 Inspiratory reserve volume The volume of air that can be taken in over and above the normal inspired tidal volume. 2 of 8 Expiratory reserve volume The volume of air that can be expelled over and above the normal inspired tidal volume. 3 of 8 Vital capacity tidal volume + IRV + ERV 4 of 8 Residual volume the volume of air left in the lungs after the strongest possible expiration. 5 of 8 Total lung capacity The sum of the vital capacity and the residual volume. 6 of 8 Inspiratory capacity The volume that can be inspired from the end of a normal expiration. 7 of 8 Ventilation rate tidal volume x frequency of inspiration 8 of 8
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