encyclopedia of medical concepts
ψ
ψ
Inspiratory Reserve Volume
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Definition
: The extra volume of air that can be inspired with maximal effort after reaching the end of a normal, quiet inspiration. Common abbreviation is IRV.
NIM; in texts as IRV
Other names
Volumes, Inspiratory Reserve; Volume, Inspiratory Reserve; Reserve Volumes, Inspiratory; Reserve Volume, Inspiratory; Inspiratory Reserve Volumes