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Electrolytes I

QuestionAnswer
calcium a divalent cation 90% found in bone.
calcium regulaters PTH, Vitamin D and Calcitonin
colormetric test for total calcium Ortho-cresolphtalen complexone or Arenzo III
Phosphate Major intracellular anion
Lactate specimen requirements no tourniquet, no exercise, store on ice and separate quickly
kidney's Major regulator of electrolytes
anion gap calculations (NA+ + K+) - (CI- + HCO3-)
Chloride determinate of cystic fibrosis Sweat test
Intracellular electrolytes Potassium, Phosphate, Magnesium
Extracellular electrolytes Sodium, Chloride, Bicarnonate
Osmolarity Regulates NA+ Conc., blood volume, Blood pressure and profusion to tissues
Potassium Regulates neuromuscular excitability and heart contractions
Function of bicarbonate Major component of buffering system
Tests for magnesium Colormetric, Calamagite, formazen dye, and methythymol blue.
Anion Gap Approximate difference of unmeasured anions and unmeasured cations.
Calculations for osmolarity 1.86{NA+}+{BUN/2.8}+{glucose/18}
Sodium Major extracellular cation
Lactate End product of anaerobic glycolysis
Vitamin D Increases calcium reabsorption in the intestine.
Hypocalcemia Low levels of calcium
Created by: lblarson
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