NSG 533 Module 2 + 3 Questions | 100% Correct Answers | UpToDate Doc | Already Graded A+

Total amount of sodium in the body ☑: Responsible for ECF volume Total amount of water in the body ☑: responsible for extracellular sodium concentration ADH secretion ☑: initiated by a change in plasma osmolality or decreases circulating blood volume/blood pressure Osmoreceptors ☑: changes in plasma osmolality stimulate these in the hypothalamus Serum osmolality is calculated as: ☑: 2 x (sodium concentration) + (glucose concentration/18) + (BUN/2.8) osmolality ☑: deterred by the total solute concentration in a fluid compartment EXCELLENCE tonicity ☑: ability of the combined effect of all the solutes to generate an osmotic deriving force that causes water movement form one compartment to another effective osmoles ☑: solutes capable of changing the tonicity; e.g. sodium, glucose, mannitol and sorbitol ineffective osmoles ☑: ure