Structures Involved in Respiration and Their functions
Across
- 3. these cells secrete mucus
- 5. the entire respiratory tract is lined with this
- 8. this is made up of the Nasal cavity, pharynx, and larynx
- 11. – these are short small hairlike structures that line certain epithelia
- 13. the _ is where air travels before splitting into the bronchi
- 14. the _ are the smallest airways and branch out from the bronchi
- 16. when these muscles contract, the thoracic cavity volume decreases
- 18. these muscles are involved in respiration as they line the thoracic cavity
- 19. the epiglottis lays atop this tissue and separates it from the larynx
- 20. another name for these are the pharyngeal tonsils
Down
- 1. there are two primary _ in the respiratory tract that allow air to pass following the trachea
- 2. the _ ensures food does not enter the airway
- 4. this nerve is attached to the diaphragm
- 6. without the _ which holds the vocal cords, you could not speak
- 7. The contraction and relaxation of your _ controls thoracic cavity volume
- 9. these muscles are responsible for expanding the thoracic cavity by contracting
- 10. the _ are the site of gas exchange between the lungs and the blood
- 12. the _, the larynx and nasal cavity all make up the upper respiratory tract
- 15. these are the connecting piece between the bronchioles and the alveoli
- 17. the _ is the first port of entry for air entering the respiratory system other than the mouth