Trypanosoma and African Trypanosomiasis Quiz
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Questions and Answers

How does infection occur in a mammalian host with Trypanosoma spp.?

  • Through inhalation of airborne infectious particles
  • Through a vector tsetse fly bite (correct)
  • Through direct contact with an infected person's blood
  • Through ingestion of contaminated food or water

    • What do the long slender forms of trypomastigotes do once they penetrate the blood vessel endothelium?

  • They invade the central nervous system (correct)
  • They become short and stumpy again
  • They multiply by binary fission
  • They transform into procyclic trypomastigotes

    • Which statement about wild animals infected by tsetse flies is true?

  • They develop severe symptoms of trypanosomiasis
  • They can harbor the live parasite without developing the disease (correct)
  • The live parasite cannot be transmitted back to normal hosts
  • They do not act as reservoirs of the parasite

    • What is the role of procyclic trypomastigotes in the tsetse fly?

    <p>Migrate to the salivary glands</p> Signup and view all the answers

    Which stage of Trypanosoma spp. is taken up by the tsetse fly during a blood meal?

    <p>Short and stumpy trypomastigotes</p> Signup and view all the answers

    How do trypomastigotes enter the midgut of the tsetse fly?

    <p>Through ingestion during a blood meal</p> Signup and view all the answers

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