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