Fluid Electrolyte Imbalance Flashcards
1
Q
What is dehydration?
A
a decrease in interstial fluid and intravascular fluid
2
Q
Name three causes of dehydration.
A
- inadequate intake
- loss to 3rd spacing
- losing fluids excessively (excessive sweating, renal or GI loss)
3
Q
What is edema?
A
buildup of fluid in the interstitial fluid compartment from the vascular space
4
Q
What are four causes of edema?
A
1) increased capillary hydrostatic pressure
2) decreased colloid osmotic pressure
3) increased capillary permeability
4) obstructed lymph flow
5
Q
What is third spacing?
A
refers to fluid accumulation in the transcellular (3rd) space
