General Characteristics of Protozoa Quiz
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Questions and Answers

What is the method of transmission for giardiasis?

  • Fecal-oral transmission (correct)
  • Vector-borne transmission
  • Bloodborne transmission
  • Airborne transmission

    • What is the resistant form responsible for the transmission of giardiasis?

  • Pear-shaped with 2 nuclei
  • Large sucking disk on the anterior ventral site
  • Trophozoite
  • Cyst with 4 nuclei and no flagella (correct)

    • Why are parasitic diseases difficult to treat?

  • They occur only in resource-rich countries
  • They have a simple life cycle
  • They are eukaryotic organisms and have a complex life cycle (correct)
  • They are caused by bacteria

    • What is the therapy of choice for the treatment of giardiasis?

    <p>Metronidazole</p> Signup and view all the answers

    What is the primary mode of transmission for Trichomonas vaginalis?

    <p>Sexual intercourse</p> Signup and view all the answers

    Which type of parasite completes its biological development in a single host species?

    <p>Monoxenous parasite</p> Signup and view all the answers

    What is the characteristic of extracellular protozoa?

    <p>They live outside host cells</p> Signup and view all the answers

    Which phase of growth, reproduction, and transmission involves the parasite completing its biological development in a single host species?

    <p>Direct life cycle</p> Signup and view all the answers

    What is the characteristic of intracellular protozoa?

    <p>They live in host cells</p> Signup and view all the answers

    What is the characteristic of indirect life cycle of parasites?

    <p>The parasite develops necessarily in 2 or more hosts belonging to different species</p> Signup and view all the answers

    What is the characteristic of direct life cycle of parasites?

    <p>The parasite completes its biological development in a single host species</p> Signup and view all the answers

    Which of the following is a characteristic of intracellular protozoa?

    <p>They live in host cells, at least in some stages</p> Signup and view all the answers

    Which type of parasite necessarily develops in 2 or more hosts belonging to different species?

    <p>Heteroxenous parasite</p> Signup and view all the answers

    What is the primary mode of transmission for Trypanosomes and Giardia?

    <p>Vector-borne transmission</p> Signup and view all the answers

    Which phase of growth, reproduction, and transmission involves the parasite completing its biological development in a single host species?

    <p>Monoxenous phase</p> Signup and view all the answers

    What is the primary mode of transmission for Giardia duodenalis?

    <p>Fecal-oral transmission</p> Signup and view all the answers

    What is the characteristic feature of the resistant form responsible for the transmission of giardiasis?

    <p>Egg-shaped with 4 nuclei and flagella</p> Signup and view all the answers

    Why are parasitic diseases difficult to treat?

    <p>They occur in resource-rich countries with advanced healthcare systems</p> Signup and view all the answers

    What is the characteristic of the indirect life cycle of parasites?

    <p>Completion of biological development in multiple host species</p> Signup and view all the answers

    What is the characteristic feature of Trichomonas vaginalis?

    <p>Trophozoite with 1 nucleus and 4 flagella</p> Signup and view all the answers

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