Across
- 1. Flight or fight response.
- 3. The soft palate is located at the posterior portion of the nasal cavity and consists of muscle tissue.
- 10. Substance that dilates the bronchi and bronchioles.
- 15. The pulmonary artery is the artery that arises from the pulmonary trunk.
- 18. Pertaining to abnormal colour of blue (bluish colour, lips and nail beds) caused by deoxygenation.
- 19. Pertaining to the larynx.
- 22. Red blood cells.
- 23. Forced breathing or breathing that is excessive.
- 25. The trachea (windpipe) extends from the larynx toward the lungs.
- 27. Causing cancer.
- 29. Unconsciously regulates.
- 32. Pertaining to behind.
- 33. Non-cancerous.
- 35. Pertaining to the pharynx.
- 36. A condition that lasts over a long time with periods of exacerbation and periods of remission.
- 37. A tube composed of smooth muscle and connective tissue.
- 40. The lysozyme enzyme and proteins which have antibacterial properties.
- 42. The major functions of the conducting zone are to provide a route for incoming and outgoing air, remove debris and pathogens from the incoming air, and warm and humidify the incoming air.
- 43. The epiglottis, attached to the thyroid cartilage, is a very flexible piece of elastic cartilage that covers the opening of the trachea.
- 45. Pertaining to the tongue.
- 46. The external nose consists of the surface and skeletal structures that result in the outward appearance of the nose and contribute to its numerous functions.
- 47. The respiratory zone includes structures that are directly involved in gas exchange.
Down
- 2. Pertaining to front.
- 4. Excessive flow or discharge from the nasal cavity (runny nose).
- 5. The carina is a ridge of cartilage that separates the two main bronchi.
- 6. The hard palate is located at the anterior region of the nasal cavity and is composed of bone.
- 7. Inhalation or process of breathing air into the lungs.
- 8. A flat, dome shaped muscle located at the base of the lungs and thoracic cavity.
- 9. The uvula is a small bulbous, teardrop-shaped structure located at the apex of the soft palate.
- 11. The pharynx is a tube formed by skeletal muscle and lined by mucous membrane that is continuous with that of the nasal cavities.
- 12. The laryngopharynx borders the oropharynx, trachea, and esophagus.
- 13. The nasopharynx serves as an airway and is continuous with the nasal cavity.
- 14. A pharyngeal tonsil, also called an adenoid, is an aggregate of lymphoid reticular tissue similar to a lymph node that lies at the superior portion of the nasopharynx.
- 16. A fibroelastic membrane is a flexible membrane that closes the posterior surface of the trachea, connecting the C-shaped cartilages.
- 17. The hilum of the lungs is a depression on the medial surface of the lungs that forms an opening for the bronchus, blood vessels, and nerves.
- 20. Normal breathing.
- 21. The flexible portion you can touch with your fingers.
- 24. The fauces is the opening at the connection between the oral cavity and the oropharynx.
- 26. The oropharynx is a passageway for both air and food and borders the nasopharynx and the oral cavity.
- 28. The cardiac notch is an indentation on the surface of the left lung.
- 30. Stop or stopping.
- 31. Lymphocytes are lymph cells, a type of white blood cell.
- 34. The glottis is composed of the vestibular folds, the true vocal cords, and the space between these folds.
- 38. The larynx is a cartilaginous structure inferior to the laryngopharynx that connects the pharynx to the trachea and helps regulate the volume of air that enters and leaves the lungs.
- 39. Difficulty breathing.
- 41. Exhalation or the process of causing air to leave the lungs.
- 44. Pertaining to below.