Respiratory System

2. A condition the lasts over a long time with periods of exacerbation and periods of remission
3. Forced breathing or breathing that is excessive.
7. A small bulbous teardrop-shaped structure located at the apex of the soft palate.
8. Excessive flow or discharge from the nasal cavity.
11. Composed of the vestibular folds the true vocal cords and the space between these folds.
14. Pertaining to abnormal color of blue caused by deoxygenation.
15. A ridge of cartilage that separates the two main bronchi.
17. Extends from the larynx toward the lungs.
18. Pertaining to front
19. Normal breathing.
23. Unconsciously regulates
24. Red blood cells.
25. Exhalation or the process of causing air to leave the lungs.

1. A flat dome shaped muscle located at the base of the lungs and thoracic cavity.
4. A tube formed by skeletal muscle and lined by mucous membrane that is continuous with that of the nasal cavities. Also known as the throat.
5. An airway and is continuous with the nasal cavity.
6. Non-cancerous.
9. A depression on the medial surface of the lungs that forms an opening for the bronchus blood vessels and nerves.
10. A passageway for both air and food and borders the nasopharynx and the oral cavity.
12. Causing cancer.
13. Difficulty breathing.
16. Connects the pharynx to the trachea and helps regulate the volume of air that enters and leaves the lungs. Also known as the voice box.
20. Attached to the thyroid cartilage, a very flexible piece of elastic cartilage that covers the opening of the trachea.
21. Substance that dilates the bronchi and bronchioles.
22. The lysozyme enzyme and proteins which have antibacterial properties.