Jul '15
28
MCAT Question of the Day | MCAT Course


  • Q:

    Which of the following correctly describes the state of the thoracic cavity and the air pressure in the lungs upon contraction of the intercostal muscles and diaphragm?

     

    A

    The thoracic cavity expands and the air pressure in the lung increases

    B

    The thoracic cavity expands and the air pressure in the lung decreases

    C

    The thoracic cavity contracts and the air pressure in the lung increases

    D

    The thoracic cavity contracts and the air pressure in the lung decreases




    Tags: Respiratory System | Suggest a tag
    Subscribe


    Connect

    Questions? We're here to help!

    Ask Us