MIC 541-Exam 5-Parisitology 8

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kyleannkelsey
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218362
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MIC 541-Exam 5-Parisitology 8
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2013-05-07 17:09:41
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MIC 541 Exam Parisitology
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MIC 541-Exam 5-Parisitology 8
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  1. Where does toxoplasma gondii reproduce?
    In the GI of cats
  2. When do oocytes of Toxoplasma gondii become infective?
    3-4 days
  3. How do cats release Toxoplasma gondii?
    Oocytes in the feces
  4. Are human intentional hosts of Toxoplasma gondii?
    No, accidental
  5. How do humans become infected with Toxoplasma gondii?
    • Ingesting cysts in meat
    • OR
    • oocytes
  6. What cells do Toxoplasma gondii travel in?
    Macrophages
  7. What part of the body does Toxoplasma gondii cause the most issues in?
    The brain
  8. What form does Toxoplasma gondii take in humans?
    Cyst
  9. How many people in the U.S. are infected with T. gondii?
    60 million
  10. What group can T. gondii be fatal in?
    immunocomprimised
  11. The normal host has what symptoms of T. gondii?
    Asymptomatic or mono-like symptoms
  12. What is the treatment for Toxoplasma gondii?
    • Pyrimethamine
    • Sulfadiazine
  13. What can Toxoplasma gondii cause in pregnant women?
    • Spontaneous abortions
    • blindness/retardation in infants
  14. Can T/ gondii spread to the fetus in pregnant women?
    Yes
  15. What groups should not touch litter boxes?
    • Pregnant women
    • HIV infected
    • Transplant patients
  16. What causes Cryptosporidiosis?
    Cryptosporidium parvum
  17. What type of disease is cryptosporidiosis?
    Gastroenteritis
  18. What does Cryptosporidium parvum cause?
    Cryptosporidiosis
  19. What are the symptoms of Cryptosporidiosis?
    • explosive watery diarrhea
    • NO BLOOD OR MUCUS
  20. What is the treatment for Cryptosporidiosis
    • Nitrazoxanide, if comprimised
    • Usually no treatment because it is self-limiting
  21. What is Nitrazoxanide used to treat?
    Cryptosporidium parvum infections
  22. How is Cryptosporidium parvum transmitted?
    • Fecal oral route
    • Person to person
    • Domestic animals to people

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