Respiratory System

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Across
  1. 2. - The voice box containing the vocal cords
  2. 4. - The flap that covers the trachea during swallowing to prevent food/drink from entering
  3. 6. - The throat area connecting nasal/oral cavities to the trachea
  4. 8. - The windpipe connecting the larynx to the bronchi
  5. 10. - The sticky, lubricating substance produced by membrane linings that traps particles and pathogens in the airways.
  6. 11. - The hanging tissue at the back of the soft palate
  7. 13. - The opening to the nasal cavity/airway
  8. 14. - The muscle below the lungs that contracts to allow inhalation
Down
  1. 1. - The major airways branching off the trachea that lead to the lungs
  2. 3. - Air-filled cavities in the skull bones surrounding the nasal cavity that help insulate the skull, resonate sound, and produce mucus.
  3. 5. - The membrane lining and enclosing the lungs
  4. 7. sac - Another term for the alveoli, the tiny sac-like structures in the lungs where gas exchange occurs.
  5. 9. - The tiny air sacs in the lungs where gas exchange occurs
  6. 12. - The tiny hair-like projections that move mucus/debris out of the airways