Punjab Medical Punjab - MET Solved Paper-2010

  • question_answer
    Carbon monoxide is a pollutant because it

    A)  reacts with oxygen

    B)  inhibits glycolysis

    C)  reacts with haemoglobin

    D)  makes nervous system inactive

    Correct Answer: C

    Solution :

    Carbon monoxide, when inhaled, combines with blood haemoglobin to form carboxyhaemoglobin at a rate 210 times faster than the rate of oxygen forms oxyhaemoglobin. Thus, respiration is impaired.


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