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Chhattisgarh PMT Chhattisgarh PMT Solved Paper-2006

  • question_answer
    The cardiac pace-maker in a patient fails to function normally. The doctors find that an artificial pace-maker is to be grafted in him. It is likely that it will be grafted at the site of

    A)  atrioventricular bundle

    B)  Purkinje system

    C)  sinuatrial node

    D)  atrioventricular node

    Correct Answer: C

    Solution :

    SA node is called natural pace-maker. When SA node does not send impulses to the atria, the ventricles fail to receive atrial impulses. The conducting system of the heart is disrupted. In such patients, normal heart beat can be restored and maintained with artificial pace-maker.


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