Across
- 3. they perform the 3 vital functions
- 7. what we need to live
- 8. one of the three vital functions
- 10. this happens when cells get oxygen and releases carbon dioxide
Down
- 1. one of the three vital functions
- 2. this system helps nutrients and oxygen get into the cells
- 4. what we get from the air
- 5. this system cleans our body on the inside
- 6. this happens when food is changed into the nutrients the cells need
- 9. what we absorb from food
