Respiratory System
Across
- 5. the trachea is also called the _________
- 6. When you exhale, your lungs ______
- 7. What is the name of the tiny air sacs in your lungs?
- 8. When you inhale, air enters your lungs, and ______ from that air moves to your blood
Down
- 1. _________ is not good for your lungs
- 2. Your body couldn’t breathe without this system. Which system is it?
- 3. As you breathe, this contracts and flattens to give your lungs room to fill up with air _________
- 4. The respiratory system is made up of the trachea, the lungs, and the ______
- 5. After to pass through your nose and mouth, the air travels down your _________
- 9. Where does it take place the first stage of the respiratory system process