Water Flashcards
What is Osmolality?
The concentration of solutes in plasma per KILOGRAM of SOLVENT
What is Osmolarity?
The concentration of solutes in plasma per LITRE of SOLUTION
What is Osmotic Pressure?
The measure of how easily a solution can take in water
What is Oscotic Pressure?
The specific type of osmotic pressure concerning blood proteins
What is Oedema
The increased movement of fluid from plasma to interstitial space
How is water distributed in the body?
2/3 intracellular 28L
1/3 extracellular 14L – 3L (plasma), 1L (transcellular) 10L (interstitial)
What is the main cation in extracellular fluid and what else does it contain?
ECF: contains glucose, urea, Cl- and HCO3- , main cation is Na+
What is the main cation in intracellular fluid?
ICF: the main cation is K+