Respiratory System

1. recoil, The tendency of the lungs to decrease in size after inspiration.
4. The process of breathing out air.
5. The external part of the respiratory system responsible for breathing, smelling, and filtering air.
7. A surgical procedure to reshape the nose.
8. Cartilage, A ring-shaped cartilage that forms the lower part of the larynx.
11. exchange, The process of oxygen entering the blood and carbon dioxide leaving the blood in the lungs.
12. Vestibuli, The fold between the vestibular folds in the larynx.
14. A flap of cartilage that covers the opening of the larynx during swallowing.
15. A soft tissue hanging from the soft palate that helps prevent food from entering the nasal cavity.

2. The upper part of the pharynx, located behind the nasal cavity.
3. The primary organs of respiration, responsible for gas exchange.
6. The process of breathing in air.
9. System, The organ system responsible for gas exchange in the body.
10. The windpipe, a tube that carries air from the larynx to the lungs.
13. A sticky substance that traps debris and pathogens in the respiratory system.