Respiratory System
Across
- 3. Aka windpipe, part of the airway system. Airways carry oxygen to your lungs and carry carbon dioxide out of your lungs
- 6. Protects organs in the chest cavity, during inspiration they are elevated, and during expiration they are depressed
- 8. Process of taking air into the lungs
- 10. When you breathe, your lungs take it in and pass it into your blood, which carries it to your organs
Down
- 1. dioxide A waste product the body gets rid of by breathing it out
- 2. Two external openings of the nasal cavity that add air to the lungs
- 4. The action of breathing
- 5. Exhalation of breath
- 7. Carry out exchange of gases as we breathe and helps the circulatory system to pump oxygen-rich blood to all cells
- 9. It causes your airways to get inflamed and narrow, and it makes it hard to breathe