Across
- 4. system- Regulates body temperature
- 6. system- Protects and holds organs in place
- 7. system- Sends & receives messages through neurons
- 8. system- Exchanges carbon dioxide and oxygen
- 9. system- Attacks pathogens as they enter the body
- 10. system- Produces sperm and eggs to help produce offspring
Down
- 1. system- Transports nutrients throughout the body
- 2. system- Speeds/slows body processes by releasing hormones into the bloodstream
- 3. system- Breaks down food to absorb nutrients and remove waste
- 5. system- Provides strength, balance, and warmth
- 11. system- Filters, collects and removes excessive fluids and water from the blood