Body Systems
Across
- 2. Breaks down & absorbs necessary nutrients
- 5. provides protection, shape and support
- 6. Attacks foreign substances in the body
- 7. sends messages from the brain
- 8. A structure made up of different types of tissues
- 9. produces movement by pulling on your bones
- 11. helps rid the body of wastes, excess water
Down
- 1. Carries materials throughout the body
- 3. Groups of cells that perform the same function
- 4. Brings O2 into the body, expels CO2
- 6. covers and protects the body
- 10. The smallest unit of an organism that is living
- 12. system Two or more organs working together