Manipal Medical Manipal Medical Solved Paper-2013

  • question_answer
    If heart of a mammal is injected with 2%\[CaC{{l}_{2}}\] solution, then

    A)  heart beat will increase

    B)  heart beat will decrease

    C)  heart beat will stop

    D)  no effect 

    Correct Answer: C

    Solution :

     Because of excess of\[C{{a}^{2+}}\]will increase the force of contraction, which finally will lead to the sparm and acystolic arrest of the heart.


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