Physio Chp 13 practice

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created 2 months ago by ahern139
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1

Tidal volume

amount of air inhaled and exhaled in one breath

2

Inspiratory reserve volume (IRV)

amount of air in excess of tidal inspiration that can be inhaled with maximum effort

3

Expiratory reserve volume (ERV)

amount of air excess of tidal expiration that can be exhaled with maximum effort

4

residual volume (RV)

Amount of air remaining in the lungs after maximum expiration; keeps alveoli inflated between breaths and mixes with fresh air on next inspiration

5

viral capacity (VC)

Amount of air that can be exhaled with maximum effort after maximum inspiration (ERV + TV + IRV); used to assess strength of thoracic muscles as well as pulmonary function

6

Inspiratory capacity (IC)

maximum amount of air that can be inhaled after a normal tidal expression (TV +IRV)

7

Functional residual capacity (FRC)

Amount of air remaining in the lungs after a normal tidal expiration (RV + ERV)

8

Total lung capacity (TLC)

Maximum amount of air the lungs can contain (RV + VC)