Respiratory system
Across
- 5. small sacs in the lungs where gas exchange occurs
- 6. makes up the adams apple
Down
- 1. small tree like structures inside the lungs
- 2. protects the larynx from food going into the lungs
- 3. these help you speak and make sound
- 4. large muscle under the lungs that helps inhale and exhale
- 7. upper airway "tube" that is superior to the trachea