| Question | Answer |
| Tidal Volume (TV) | Volume inspired/expired per breath. |
| Vital Capacity (VC) | Max volume forcefully expired after max inspiration. |
| Total lung capacity (TLC) | Lung volume measure at end of max inspiration. |
| Anatomic dead space (VD) | Volume of air that occupies the non-respiratory conducting airways. |
| Expiratory Reserve Volume (ERV) | Maximal volume expired after normal expiration. |
| Forced Expiratory Volume (FEV) | Amount of air exhaled in the 1st, 2nd & 3rd seconds of a forced vital capacity test. |
| Forced Vital Capacity (FVC) | Amount of air forcefully expired after a max inspiration. |
| Functional Residual Capacity (FRC) | Volume in lungs after normal exhalation. |
| Inspiratory Capacity (IC) | The amount of air can be inspired after normal exhalation. |
| Inspiratory Reserve Volume (IRV) | Max volume inspired after normal inspiration. |
| Residual Volume (RV) | Lung volume remaining at end of maximal expiration. |
| Minute Volume Ventilation (VE) | Amount of air expired in one minute. |
| Peak Expiratory Flow (PEF) | Max flow of air during the beginning of a forced expiratory breath. |
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