Answer:
the space occupied by a substance or a three-dimensional region; the capacity of such a region or of a container.
blood volume the plasma volume added to the red cell volume; see also blood volume.
closing volume (CV) the volume of gas in the lungs in excess of the residual volume at the time small airways in the dependent portions close during maximal exhalation; see also closing volume.
deficient fluid volume a nursing diagnosis accepted by the North American Nursing Diagnosis Association, defined as decreased intravascular, interstitial, and/or intracellular fluid. This refers to dehydration, water loss alone without change in sodium. See also fluid volume. Formerly called fluid volume deficit
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