Respiratory System

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Across
  1. 2. the tube that allows oxygen into your throat to the trachea and then the lungs
  2. 5. pulls air into the lungs and lets the chest rise and fall
  3. 7. carries air in and out of your lungs
  4. 8. allows oxygen to pass into your bloodstream
Down
  1. 1. the process of taking air into your lungs
  2. 3. allows us to breathe by bringing oxygen into the body
  3. 4. the process of taking air out of your lungs
  4. 6. Capacity the maximum amount of air a person can inhale after a maximum exhalation.