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6th Grade Respiratory Review

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  • When we inhale, the lungs...
    Inflate
  • When we inhale, the diaphragm... ____, to become ____ ?
    Contracts, to become flatter and move down
  • When we exhale, the lungs...
    Deflate
  • When we inhale, the ribcage does what?
    Expands
  • What is the waste process produced by the process of breathing?
    Carbon Dioxide (CO2)
  • Air travels from our nose and mouth into a tube called the...
    Trachea
  • What is the large muscle under the lungs called?
    The diaphragm
  • What are the small branches of the bronchi called?
    The bronchioles
  • What are the air sacs at the end of the bronchioles called?
    Alveoli
  • When the diaphragm relaxes what is the reaction in our body?
    We exhale and some air is pushed out
  • What chemical do we exhale?
    Carbon dioxide
  • What do our cells do with the oxygen that we inhale?
    They combine oxygen with other nutrients to produce energy
  • The trachea divides into two smaller tubes called the...
    Bronchi
  • What chemical do we breathe in?
    Oxygen
  • What cover the thin walls of the alveoli?
    Capillaries
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