Across
- 4. Swelling of the legs or other body parts due to parasitic worms.
- 5. A food-borne disease caused by trichinellas when someone eats undercooked meat.
- 11. ganglion, Pairs of ganglia that are situated in the head or anterior of many invertebrates.
- 13. cell, A specialized excretory cell found in flatworms that act as a kidney to remove waste.
- 14. The outer body covering members of the phylum Platyhelminthes have.
- 15. The muscular pharynx of a rotifer.
- 16. host, A host that supports nonreproductive organisms.
- 17. A water-borne parasite that lives in human blood vessels near the intestine.
- 18. Segments in a tapeworm that contain a mature reproductive system.
Down
- 1. A parasite that lives in the guts of mammals and punctures blood vessels.
- 2. spots, Clusters of light-sensitive cells on either side of their head.
- 3. Thin and white parasitic worms that cause infection in the intestines.
- 6. A multicellular aquatic animal of the phylum Rotifera.
- 7. The head of a tapeworm.
- 8. A parasite that lives in the intestines of mammals and causes infections.
- 9. host, The host that an organism needs to reproduce and spread.
- 10. Internal parasites that require two hosts in their complex life cycle.
- 11. A common cavity at the end of the digestive tract of vertebrates and some invertebrates.
- 12. Reproduction from an ovum without fertilization in some invertebrates.
- 13. worms, Parasitic nematodes that live in lymphatics and subcutaneous tissues.