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Fluids and Electrolytes
CRNA Fluid and Electrolytes Miller
16
Medical
Graduate
06/12/2009

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Cards

Term
% of total body water. Varies with ____, ___ and ___/
Definition
60%, age, gender, adiposity
Term
ICF body weight %
Definition
40%
Term
ECF body weight %
Definition
20%
Term
The ECF compartment is broken down into two major fluid types: _____ and ____.
Definition
Interstitial fluid (proteoglycans), Plasma (fluid portion)
Term
Higher protein content: ISF (interstitial fluid) or Plasma
Definition
Plasma
Term
Higher Na+ content: ISF or plasma
Definition
Neither, they are equal to each other.
Term
Normal ECF Na+ value.
Normal ICF K+ value.
Definition
140 meq/dl
150meq/dl
Term
the pressure exerted by the weight of a fluid, thus water moves from a compartment of high hydrostatic pressure to one of low hydrostatic pressure
Definition
Hydrostatic pressure
Term
movement of water across a semipermeable membrane from a compartment of low solute concentration to a compartment of high solute concentration
Definition
Osmosis
Term
osmotic pressure exerted by plasma proteins
Definition
Oncotic pressure
Term
Determined by the number of nondiffusible particles in solution.
Definition
Osmotic pressure
Term
Effect a solution has on cell volume
Definition
Tonicity
Term
This is the MAJORITY of fluid and solute movement between two compartments.
Definition
Diffusion
Term
Rate of diffusion of a substance across a membrane is dependent on ________, _______, _______ and _______.
Definition
Permeability of the substance
Pressure difference
Concentration difference
Nernst potential
Term
What is the electrical potential across a membrane for charged substances?
Definition
Nernst potential
Term
Differences in hydrostatic and oncotic pressures across capillary endothelium.
Definition
Starling's principle of capillary exchange
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