All of the following are used to measure ECF volume, excepta) Sucroseb) Sodium chloridec) Inulind) Heavy water
High-Yield Explanation
Indicators used for fluid volumes
1. Total body water (TBW)- Deuterium Oxide D2O, Tritium oxide, Aminopyrine, Antipyrine
2. ECF- Inulin, Sucrose, Mannitol, Sodium thiosulphate, Na22
3. Plasma volume- Evan’s blue, radioactive iodine labelled serum albumin (I125)
4. Blood cell volume- Cr51 labelled RBC