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Fill in the gaps... breathing mechanism?

Air moves from high pressure to low pressure. During breathing in low pressure is created in the chest so that a__________ pressure forces air into the lungs. During breathing out, high pressure must be created in the chest so air is forced out of the lungs. The lungs do not contain muscles so they cannot move themselves. They therefore rely on other strctures to produce the p_______ changes.

The Elasticity of the Lungs: The lungs are s________ during breathing in so when the diaphragm and intercostal muscles raise, the lungs recoil pushing air out, like a balloon.

answers or possibilities would be much appreciated x)

thankyou. x

5 Answers

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  • 1 decade ago
    Favorite Answer

    1.high pressure ( equivalent to the atmospheric pressure 760 mm of Hg)

    2.pressure changes ( by diaphragm and the intercostal muscles of ribcage)

    3.semi-elastic( also called as visco-elastic or erroneous )

  • kula
    Lv 4
    4 years ago

    the youngster in everyone fills interior the gaps. i'm on a hitchhiking trip up the West coast (US). little ones have helped me fill in some areas. i replaced into strolling by downtown la alongside a furnishings shop and a 4 365 days previous lady made each face at me she might desire to think of of and that i spoke back in type. She finally bored with it and jumped on a bunk mattress. thank you to your tale.

  • Anonymous
    1 decade ago

    Atmospheric

    Positive

    Stretch

  • 1 decade ago

    a = atmospheric= 100% certain

    p= postive, power,= not sure

    s=dont have a clue

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  • 1 decade ago

    atmospheric

    positive

    stretched

    =-)

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