MIC 541-Exam 5-Parisitology 9

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kyleannkelsey
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218363
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MIC 541-Exam 5-Parisitology 9
Updated:
2013-05-07 17:11:00
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MIC 541 Exam Parisitology
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MIC 541-Exam 5-Parisitology 9
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  1. How is Cryptosporidium parvum removed from water?
    • Filtration
    • RESISTANT TO CHEMICALS
  2. Can you kill Cryptosporidium parvum with chemical water treatments?
    No
  3. How are Helminths divided into groups?
    By body shape
  4. What are the three groups of Helminths?
    • Nematodes
    • Cestodes
    • Trematodes
  5. What are nematodes?
    Roundworms
  6. What are Cestodes?
    Tapeworms
  7. What are Trematodes?
    Leaf shaped flatworms
  8. What part of the body is infected by Trematodes?
    The bronchial tree
  9. What part of the body is infected by Cestodes?
    Chest
  10. What part of the body is infected by Nematodes?
    Knee
  11. What Helminths infects the knee?
    Nematodes
  12. What Helminths infects the Chest?
    Cestodes
  13. What Helminths infects the Bronchial tree?
    Trematodes
  14. What is the body wall of a Helminth covered in?
    Cuticle
  15. How is nutrition met by Helminths?
    Met by active ingestion of host tissue/fluids
  16. What is the mouth-like organ of Helminths used for?
    Attachment
  17. What are the physical characteristics of Helminths?
    • Mouth-like structure
    • Body cuticle
    • Large (can be 25 meters)
    • differentiated organs
  18. What immune defenses do Helminths have?
    • Secrete immune damaging enzymes
    • Alter antigenic properties
  19. How many offspring can some worms produce in a day?
    Up to 200,000
  20. What is the only group of Helminths to have opposite sexes?
    Nematodes
  21. What group of Helminths are cylindrical or spindle shaped?
    Nematodes
  22. How do most Nematodes reproduce?
    By laying eggs
  23. What is the shape of the digestive tract in nematodes?
    Tubular

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