RESPIRATORY SYSTEM
Across
- 4. The number of different Bronchi there are
- 6. Muscle that helps you breath
- 8. Tube with rings of cartilage
- 9. This is removed from air thanks to cilia and mucus
- 10. Your lungs look like this upside down
Down
- 1. This prevents food and water from entering the lungs
- 2. The singular version of the word Bronchi
- 3. A little indentation in the lungs for the heart
- 5. Scientific word for voice box
- 7. Helps to warm and humidify the air we breath in