Across
- 3. - Exchanges gases.
- 5. - Transports nutrients and gases around the body.
- 6. - Detects impulses from the senses; control center.
- 8. - Breaks down and absorbs food.
- 9. Provides movement for all parts of the body.
- 11. - Removes waste from the blood.
Down
- 1. - Fights infection and provides fluid for cells.
- 2. - Secretes hormones.
- 4. - Protect the body, regulate temperature, and prevent water loss.
- 7. - Produces cells used in sexual reproduction.
- 10. - Provides support and protection, gives body shape.