Respiratory System
Across
- 6. A bump in the middle of the throat that has vocal chords which allows people to make sound
- 7. Breathing out air
- 8. The most common of these that is exhaled is carbon dioxide
Down
- 1. Your lungs filling up with air as your ribs expand
- 2. A smooth muscle just under the ribs
- 3. After the trachea, air travels to two separate tubes called this
- 4. When air comes into the body, air moves through a tube in the throat
- 5. A gas found in the air all around you