Flatworm Crossword Puzzle

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