Respiratory System

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Across
  1. 3. the larger air passages of the lungs branching out from the trachea.
  2. 4. an airway for oxygen
  3. 6. the secretion of the mucous membranes
  4. 8. The proximal portion on of the respiratory passages on either side of the nasal septum.
  5. 9. the lower part of pharynx
  6. 11. lid-like piece of cartilage that covers the larynx when we swallow
Down
  1. 1. the voice box that contains the vocal cords.
  2. 2. one of the air cavities in the bones near the nose
  3. 5. the middle portion of pharynx
  4. 7. The partition separating the 2 nasal cavities in the midplane.
  5. 10. the throat,including the nasopharynx,oropharynx and laryngopharynx