Across
- 3. regulates chemicals in the body
- 4. gives structure to your body
- 5. responsible for keeping the body well
- 7. deals with releasing of wastes
- 8. gets nutrients from food to give to cells
- 9. a system where the main organ is the lungs
Down
- 1. sends messages to the body from the brain
- 2. an extra layer of protection that protects from the environment
- 6. makes, stores, eliminates urine