Across
- 2. when body temperature rises, the brain command the --- to make sweat
- 6. all sugars end with these letters
- 8. this system has something to do with your blood flow
- 9. all enzymes end with these letters
- 11. help you breathe
Down
- 1. this system helps break down food
- 3. the muscles are part of this system
- 4. refers to stability
- 5. this system includes the skin
- 7. this system includes the bladder
- 10. speed up a chemical reaction