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18 terms

Excercise 25 bi 234

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Residual volume
Volume of air that remains in the lungs after the most forceful expiration
Expiratory reserve volume
Maximum voume of air that can be expired after a normal expiration
vital capacity
maximum volume of air that a person can exhale or inhale
inspiratory capacity
maximum amount of air that can be inspired after a normal expiration
total lung capacity
maximum volume of air that the lungs can hold after a maximum forced inspiration
inspiratory reserve volume
volume of air that can be forcefully inspired after a normal inspiration
expiratory capacity
maximum voume of air that can be forcefully exhaled after a normal inhalation
tidal volume
amount of air that is normally inspired or expired
functional residual capacity
volume of air remaining in the lungs after a normal expiration
hypoventilation
CO2 increases and Ph decreases
hyperventilation
CO2 decreases and Ph decreases
external respiration
O2 greater in aveoli than blood
internal respiration
O2 greater in blood than aveoli
IRV
=VC-EC
IC
=Vt+IRV
MRV
=Vt x respiratory rate
FRC
=ERV+RV
TLC
=VC+RV