Respiratory System

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Across
  1. 5. The long tube that leads to your lungs
  2. 7. A type of respiration that contains the exchange of oxygen and carbon dioxide between the blood and cells of the body
  3. 12. The taking of air into the body through the nose or mouth
  4. 13. A type of respiration that contains the movement of oxygen into the body and releasing carbon dioxide
  5. 14. The system made up of tissues and organs that allow oxygen to enter the body and carbon dioxide to leave it
  6. 15. The grape like sac at the end of the bronchioles
  7. 16. The primary organs of respiration in humans
  8. 18. The flap of tissue that prevents food and water from going into the lungs when you swallow
  9. 20. The tubes that pass air from the trachea into the lungs
Down
  1. 1. The pushing of air out of the body through the nose or mouth
  2. 2. A liquid waste product of cellular respiration
  3. 3. `The Long tube behind the nasal cavity in which food and air pass through
  4. 4. The Adam's apple found just below the pharynx
  5. 6. The smallest of a body's blood vessels that line the walls of the alveoli
  6. 8. The Sheet of muscle that spreads across the bottom of the ribcage
  7. 9. A gas waste product of cellular respiration
  8. 10. The process that allows oxygen to enter the blood and carbon dioxide to move out of the blood
  9. 11. The process of getting oxygen into the body and releasing carbon dioxide
  10. 17. Another name for the larynx
  11. 19. The thing that the nasal cavity filters, warms, and moistens