Semantics as a field of study also has significant ties to various representational theories of meaning including truth theories of meaning, coherence theories of meaning, and correspondence theories of meaning. Each of these is related to the general philosophical study of reality and the representation of meaning.
packed-cell volume (PCV) hematocrit. plasma volume the total volume of blood plasma, i.e., the extracellular fluid volume of the vascular space; see also blood volume. red cell volume the total volume of red cells in the body; see also blood volume.
What CAV is. CAV is the name of a combination of chemotherapy drugs used to treat small cell lung cancer and small cell cancers in other parts of the body. It is made up of the drugs. 1  C = Cyclophosphamide. 2  A = Doxorubicin (also called Adriamycin).3  V = Vincristine.ow you have CAV treatment. You have these drugs into your bloodstream (intravenously). Doxorubicin is a red fluid. Vincristine and cyclophosphamide are clear fluids. You can have them through a thin, short tube (a cannula) put into a vein in your arm each time you have treatment.