Human Fascioliasis Pathology
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Questions and Answers

What is the common name of the Diphyllobothrium latum cestode?

  • Pseudophyllidean tapeworm
  • Broad fish tapeworm (correct)
  • True tapeworm
  • False tapeworm

    • What is the mode of transmission of cestodes?

  • Ingestion (correct)
  • Vector transmission
  • Contact with infected water
  • Airborne transmission

    • Which of the following is a characteristic of true tapeworms?

  • Having a single sex organ
  • Being non-segmented
  • Requiring 2 intermediate hosts
  • Requiring 1 intermediate host (correct)

    • What is the habitat of adult Diphyllobothrium latum?

    <p>Small intestine</p> Signup and view all the answers

    What is the primary cause of traumatic and necrotic lesions in the liver during the acute phase of human fascioliasis?

    <p>Ventrolateral sucker attachment to the parenchymal cell/liver</p> Signup and view all the answers

    What is the diagnostic stage of Diphyllobothrium latum?

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

    What is the treatment for Diphyllobothrium latum infection?

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

    What is the term used to describe the temporary lodgment of the fluke in the pharynx, resulting in suffocation?

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

    What is the intermediate host for Fasciola spp. where the larva develops from Miracidia to cercariae?

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

    What is the stage of the larva that swims and finds its first intermediate host for Fasciola spp.?

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

    What is the primary location where S. mansoni paired adult worms migrate to?

    <p>Mesenteric venules of the bowel/rectum</p> Signup and view all the answers

    What is the diagnostic stage of human fascioliasis where ova (embryonated egg) are found in feces?

    <p>Diagnostic stage</p> Signup and view all the answers

    What is the characteristic feature of Hepatosplenic Schistosomiasis?

    <p>Hepatosplenomegaly and ascites</p> Signup and view all the answers

    What is the method of choice for the definitive diagnosis of Schistosomiasis?

    <p>Circumoval Precipitin Test (COPT)</p> Signup and view all the answers

    What is the result of the adult worm's obstruction of the bile ducts during the chronic phase of human fascioliasis?

    <p>Inflammation and fibrosis</p> Signup and view all the answers

    What is the term for the larval migration to the lungs in Schistosomiasis?

    <p>Pulmonary Schistosomiasis</p> Signup and view all the answers

    What is the term for the dermatitis caused by the cercariae of Schistosomes?

    <p>Schistosomal Cercarial Dermatitis</p> Signup and view all the answers

    Which of the following is NOT a complication of Schistosomiasis?

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

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