Body Fluids and CirculationHard

Question

Which is the principal cation in the plasma of blood ?

Options

A.Magnesium
B.Sodium
C.Potassium
D.Calcicium

Solution

The concentration of Na+ in plasma is 0.32% followed by K+ (0.02%) and magnesium (0.0025%).
The mineral ions like Na+ and others present in the blood plasme play an essential role in the maintenance of osmotc pressure of the blood.

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