Review Questions on Electrolytes

CHOICES FOR NUMBERS 1– 13

A.    POTASSIUM

B.     SODIUM

C.    CHLORIDE

D.    MAGNESIUM

E.     BICARBONATE

F.     INORGANIC PHOSPHOROUS

G.    CALCIUM

H.    LITHIUM

I.      HYDROGEN IONS

J.     CARBONIC ACID

K.    NOTA

           

1. The major intracellular cation
2. The major extracellular anion.
3. The major intracellular anion.
4. The major extracellular cation.
5. Oxalate is not recommended as an anticoagulant because it chelates this ion.
6. The primary ion concerned with cardiac contractility.
7. The ion involved actively in plasma osmolality
8. This ion yields decreased values when the patient has NOT fasted.
9. Significantly affected by hemolysis because the concentration is 10 times more in the cells than the ECF.
10. Most common method  is coulometric generation of silver ions in its quantitation.
11. Second most abundant ion in ECF.
12. The standard ion in EFP determination of electrolytes.
13. Reference range is 0.80 to 1.50 mmol/L

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