Across
- 1. System This system provides heat
- 5. In the Cardiovascular system that transports materials in the body
- 6. Part of the nervous system that controls awake and sleep cycles
- 7. Part of the Skeletal system that helps with structure of the body
- 9. This system synthesizes vitamin D
- 10. This system secretes hormones
- 11. Keeps blood supplied with oxygen and removes carbon dioxide
Down
- 2. In the lymphatic system that is vital to the immune response
- 3. Production of offspring
- 4. Main function is to break down food
- 8. Maintains acid-base balance