Question | Answer |
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 |