Across
- 3. parts of the body that do a special job
- 4. the thicker layer underneath the epidermis
- 7. made of cells and delivers oxygen and food to every part of the body
- 8. breathe in air and take in oxygen
- 9. digest or break down food for the body to use
Down
- 1. sends instructions to other organs
- 2. vessels tubes that deliver blood to all parts of the body
- 5. the top layer of skin
- 6. holds food
- 8. cleans the blood