Respiratory System

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Across
  1. 2. Tubes that are located immediately after the trachea in the respiratory tract that lead into each lung.
  2. 5. A long tube with rings of cartilage that leads to the lungs.
  3. 6. An organ that is part of the digestive and respiratory system. This splits into the trachea or the esophagus.
  4. 8. The less healthy of the two locations to breathe in through.
  5. 10. Flap of cartilage that prevents water or food from entering the trachea.
Down
  1. 1. Empty space behind the nose where air is warmed before it reaches the lungs.
  2. 2. Smaller branches located inside the lungs.
  3. 3. Location of the voice box and where the vocal cords are located.
  4. 4. A sheet of skeletal muscle that is not part of the respiratory tract but helps with respiration.
  5. 7. Air-filled sacs where gas exchange between oxygen and carbon dioxide occurs.
  6. 9. The healthier of the two locations to breathe in through.