Across
- 2. Regulates the body by producing hormones
- 4. skin, hair, regulates temperature
- 7. System that transmits signals from the body to the brain
- 8. System that helps to fight off pathogens
- 9. System that protects major internal organs and provides overall support
- 10. Produces gametes and offspring
Down
- 1. includes the heart and blood vessels; function is to transport oxygen and nutrients
- 3. Breaks down food
- 5. System that produces movement in the body
- 6. Brings air into the body and removes carbon dioxide