1. Parasite Vocabulary Chapter 10 Microbiology

2. Antibiosis  A condition in which two organisms cannot coexist

3. Arachnids  Members of the class arthropods that include spiders and mites. The characteristically have four pairs of walking legs and no wings

4. Ciliates  Microorganism (protozoa) possessing cilia

5. Flagella  Flexible whip-like structure found on microorganisms, used as an organ of locomotion Giardiasis

6. Helminthes  Parasitic worm; a nematode (roundworm) or trematode (fluke)

7. Hookworm  Parasitic roundworm that enters the body through the skin and migrates to the intestine where it attached itself to the wall of the intestine with its hooklets and sucks blood for its food

8. Hosts  Animal that harbors and provides sustenance for another organism

9. Infestation  Living on or within the skin of the host by animal parasites, usually insects

10. Mastigophora  A subphylum of protozoa that have one or more flagella and a centrally located nucleus Page 171

11. Microfilaria  Prelarval stage of the Filariodea family that are found in the blood of humans and in the tissues of the vector

13. Nematodes  Roundworm

14. Neutralism  Relationship between two organisms in which neither one affects the other

15. Parasites  Organisms that live on or within another living organisms at whose expense it obtains some advantage

16. Pediculus  Genus of lice (head lice)

17. Protozoa  Subkingdom including unicellular eukaryotic organisms

18. Symbiosis  Mutually beneficial relationship between two or more organisms of different species

19. Tapeworm  Parasitic cestode worm that has a flattened ribbon-like body

20. Trematodes  A class of flatworms called flukes that are broad and leaf shaped