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NEET Biology NEET PYQ-Breathing and Exchange Of Gases

  • question_answer
    Lungs do not collapse between breaths and someair always remains in the lungs which can never be expelled because [NEET - 2016 Phase-II]

    A) There is a negative pressure in the lungs

    B) There is a negative intrapleural pressure pulling at the lung walls

    C) There is a positive intrapleural pressure

    D) Pressure in the lungs is higher than the atmospheric pressure

    Correct Answer: B

    Solution :

    [B] Lungs do not collapse between breaths and some air always remains in the lung which can never be expelled because there is a negative intrapleural.


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