DUMET Medical DUMET Medical Solved Paper-2005

  • question_answer
    During blood clotting which of the following is used?

    A)  Co            

    B)  \[C{{a}^{2+}}\]

    C)  \[N{{a}^{+}}\]          

    D)  \[C{{l}^{-}}\]

    Correct Answer: B

    Solution :

    According to Howell theory of blood clotting \[C{{a}^{2+}}\] ions play important role in blood clotting. Thromboplastin acts upon prothrombin in presence of \[C{{a}^{2+}}\] \[N{{a}^{+}}\] and \[C{{l}^{-}}\] are important in determining the balance of electrical charges in body fluids. This balance affects many processes including the production of nerve impulses.


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