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NEET Biology NEET PYQ-Breathing and Exchange Of Gases

  • question_answer
    The partial pressure of oxygen in the alveoli of the lungs is [NEET - 2016 Phase-II]

    A) Equal to that in the blood

    B) More than that in the blood

    C) Less than that in the blood

    D) Less than that of carbon dioxide

    Correct Answer: B

    Solution :

    [B] Partial pressure of oxygen in alveoli of lungs is 104 mm of Hg that is more than that of blood in pulmonary artery (40 mm of Hg).


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