Intestinal Protozoa Significant to Human Health Quiz
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Questions and Answers

What is the infective stage of Entamoeba histolytica?

  • Intermediate host
  • Trophozoite
  • Reservoir host
  • Mature cyst (correct)
  • How is Entamoeba histolytica usually transmitted?

  • Feco-orally (correct)
  • Airborne
  • Sexual contact
  • Through blood transfusion
  • What is the characteristic feature of amebic dysentery?

  • Absence of trophozoites in stool
  • Presence of PMN leukocytosis
  • Anchovy-paste or Chocolate pus (correct)
  • High fever
  • Which type of microscopy is commonly used to diagnose Entamoeba histolytica infections?

    <p>Light microscopy</p> Signup and view all the answers

    What distinguishes E.histolytica infection from bacillary dysentery?

    <p>Lack of fever and leukocytosis</p> Signup and view all the answers

    Which drug is commonly used for the treatment of Entamoeba histolytica infections?

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

    Where are trophozoites typically found in cases of amoebic abscess?

    <p>&quot;Chocolate&quot; pus</p> Signup and view all the answers

    What is the diagnostic stage found in chronic Entamoeba histolytica infections?

    <p>Mature cysts in stool</p> Signup and view all the answers

    Which protozoan parasite is primarily a zoonotic parasite found in pigs, cows, and horses?

    <p>Balantidium coli</p> Signup and view all the answers

    What is the infective stage of Balantidium coli?

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

    How is Entamoeba histolytica usually transmitted to humans?

    <p>Feco-orally through contaminated food or hands</p> Signup and view all the answers

    What is the characteristic appearance of Entamoeba histolytica trophozoites?

    <p>Amoeboid appearance due to presence of pseudopodia</p> Signup and view all the answers

    In which part of the body does an amebic abscess usually occur?

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

    Which protozoan parasite causes amebiasis leading to dysentery and liver abscess?

    <p>Entamoeba histolytica</p> Signup and view all the answers

    What distinguishes amebic abscess from other types of abscesses?

    <p>Anchovy-paste or Chocolate pus</p> Signup and view all the answers

    Which drug is commonly used in the treatment of Balantidium coli infection?

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

    What distinguishes Balantidium coli from other intestinal protozoa mentioned?

    <p>Presence of cilia on the cell surface</p> Signup and view all the answers

    Which stage of Entamoeba histolytica infection is usually found in cases of chronic infection?

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

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