Across
- 1. Voice production and air passageway
- 4. Allows for air passage between vocal chords
- 6. Produce serous fluid to allow smoother respiration process (2 words)
- 8. Branching air passages in the lungs
- 10. Food and air may pass through, accommodates increased friction and chemical trauma
- 11. Serves only as an air passageway
- 12. Ring shaped, provides attachments for muscles, cartilage, and ligaments
- 14. Guards the airways
- 17. The main site of gas exchange
- 18. Passageway for air and food
Down
- 1. Passageway for food and air, below oropharynx
- 2. Helps conduct air to lungs (2 words)
- 3. Location of smell receptors
- 5. Air passage that warms and cleans and moistens air entering the body
- 7. Commands unconscious body processes (2 words)
- 9. Location of respiratory passages smaller than main bronchi
- 13. Minimize amount of moisture and heat lost by breathing, allow for increased air turbulence
- 14. Propels food
- 15. Shield-shaped, produces hormones that regulate parts of the body
- 16. Prevents food from entering the nasal cavity and helps with chewing and swallowing (soft)