Punjab Medical Punjab - MET Solved Paper-2010

  • question_answer
    Which is (he principal cation in the plasma of the blood?

    A)  Magnesium     

    B)  Sodium

    C)  Potassium         

    D)  Calcium

    Correct Answer: B

    Solution :

    The concentration of \[N{{a}^{+}}\] in plasma is 0.32% followed by \[{{K}^{+}}\] (0.02%) and magnesium (.0025%). The mineral ions like \[N{{a}^{+}}\] and others present in the blood plasma play an essential role in the maintenance of osmotic pressure of the blood.


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