Across
- 8. a structure containing a number of nerve cells
- 9. a process of restoring damaged cells, tissues, or body parts
- 12. a multitasking muscular funnel that helps with breathing and directing food
- 13. a muscular pouch in the digestive system that grinds food
- 14. this helps flat worms move
- 15. a light sensitive spot that detects direction and light
Down
- 1. Annelida have a __ digestive system
- 2. a stiff structure resembling hair
- 3. an example of this kind of worm is a heartworm
- 4. these worms are segmented
- 5. this means a worm is both male and female
- 6. thin-walled expansion of the esophagus that is used for storing food
- 7. Some worms are this-need a host to survive
- 10. cord of nerve fibers running the length of an animals body
- 11. worms are very__ meaning they can live in many areas