<unk>  is a measure of the concentration of substances such as sodium, chloride, potassium, urea, glucose, and other ions in human blood. It is calculated as the<unk> oles of solute per kilogram of solvent. Normal<unk> olality in<unk>  is about 280 - 303 milli-osmoles per kilogram.  It is affected by changes in water content.
Plasma osmolality
Intracranial pressure
Mean arterial pressure
Glomerular filtration rate
Cardiac output
Blood pressure
Central venous pressure
Stroke volume