Across
- 4. what is made up of the nose, nasal cavity, larynx, pharynx
- 7. a hollow tube made of cartiblage rings
- 8. divided from the bronchus that leads to the alveloi
- 9. warms the air entering the respiratory tract
- 11. upper part of the throat
- 14. traps dust particles
- 15. small air sacs made up of tiny capillaries
Down
- 1. what is made up of the trachea, bronchi, bronchioles, and alveoli
- 2. when the diaphragm relaxes, you ________.
- 3. large passageways that connect the trachea to the lungs
- 5. voice box
- 6. what allows diffusion within the alveoli
- 10. thin, dome-shaped muscle that sits inferior to the lung
- 12. body system responsible for gas exchange
- 13. when the diaphragm contracts, you _______.