fluid and electrolytes (patho)
change in [electrolyte] affect what kind of nerve activity
electrical
what comprises all the fluid within cells and takes up about 2/3 of TBW
ICF
what is interstitial fluid
space between cells and outside the blood vessels
most fluid is stored in what compartment
intracellular
the TBW in a lean body build would be ____ than a normal build, while the TBW in an obese body build would be ___ than a normal build
more, less
fluids in newborns take up what % of BW
75-80
true or false: the % of fluid increases with age
false, decreases
what conditions can cause an alteration in intake/output
liver failure, dehydration, renal dialysis
what role do capillaries play in fluid movement
exchange nutrients, oxygen, and waste products between the blood and tissues
what is high osmolarity
more solute and less water
what is low osmolarity
less solute and more water
what happens when venous hydrostatic pressure increases
water out, causes edema
what happens when venous oncotic pressure decreases
dehydration and edema
in what cases would edema occur from fluid movement in capillaries
venous hydrostatic pressure rises, plasma oncotic pressure decreases, or interstitial oncotic pressure rises