Respiratory system

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Across
  1. 1. respiratory tract, larynx, trachea, bronchial tubes, lungs
  2. 4. the process of gas exchange
  3. 6. part of the larynx consisting of the vocal cords
  4. 8. this flap closes when you swallow
  5. 9. capacity, also called lung capacity
  6. 10. respiratory tract, nose, nasal cavity, sinuses, pharynx
  7. 11. inhale
  8. 13. air enters the lungs gas is exchanged with blood cells
  9. 16. enlargement at the top of the trachea
  10. 17. membrane, warms and moistens air and also traps dust and other particles
  11. 19. behind the oral cavity and between the nasal cavity and larynx
Down
  1. 2. exhale
  2. 3. all of the chemical reactions and processes in the human body
  3. 5. cycle, one sequence of inhalation and exhalation
  4. 7. respiration, cells use oxygen and sugars to create energy in the form of atp
  5. 11. blood travels to body parts and exchanges gas with those tissues
  6. 12. sinuses, spaces between the bones
  7. 14. spongy tissue that sit within the pleural cavity
  8. 15. windpipe
  9. 18. concha, bones that divide the nasal cavity and support the mucus membrane and increase surface area