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