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NEET AIPMT SOLVED PAPER 1999

  • question_answer
                Which is the 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 \[{{K}^{+}}(0.2%)\] and magnesium (.0025%).             The mineral ions like \[N{{a}^{+}}\] and others presets in the blood plasma play an essential role h the maintenance of osmotic pressure of the blood.


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