Across
- 4. Communicates with the body using chemicals called hormones
- 6. Disposes of the body's waste
- 8. Enables all the movement of the body
- 10. Carries blood around the body delivering oxygen and nutrients
- 11. Carries air into the body allowing oxygen to enter the blood
Down
- 1. Breaks down food and turns it into energy
- 2. The skin and its appendages
- 3. Includes the brain, spinal cord, and a complex network of nerves
- 5. Supports the body and enables movement with the help of the muscular system
- 7. System of organs involved in producing offspring
- 9. Keeps body fluids in balance and fights against infection