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5 Written questions

5 Matching questions

  1. Why is D. dendriticum rare in humans
  2. Geographic distribution of D. dendriticum - habitat?
  3. Treat P. westermani with
  4. Geographic distribution of Paragonimus westermani
  5. Pickling does not kill
  1. a Praziquantel.
  2. b because we don't eat infected ants on grass.
  3. c P. westermani.
  4. d Asia, Africa, Central and South America. About 20 million people infected. Habitat is swift flowing streams and snail habitats.
  5. e Europe, Asia - 45% of cattle in switzerland. Some in USA and Australia. Habitat is grasslands where herbivores graze.

5 Multiple choice questions

  1. finds eggs in sputum or feces, biopsy, ELISA, x ray or CT. Can often be mistaken for tuberculosis, pneumonia, spirochaetosis in lungs, or tumors, encephalitis, hydatids in brains.
  2. bile duct
  3. Lancet fluke, pointed body
  4. D. dendriticum
  5. 2. 1ST I.H. = Snail. 2nd = Ant

5 True/False questions

  1. Pathology and Symptoms of P. westermanilung fluke


  2. Paragonimus westermani - how many species known to infect humans? 2. Adult resides where? 3. Hosts - anything unusual?1. Adults in DH live in lungs, pair up 2. Eggs in sputum or swallowed and passed in feces. 3. After at least 16 days in water miracidium hatches. 4. Thieridae snail is IH. 5. adult/egg/miracidium/sporocyst/redia/cercaria ( inside snail


  3. John and his gf went out and had crab at a sketchy restaurant and now he is having breathing difficulties, what could he have?P. westermani


  4. Life cycle of D. dendriticum (probs the only important thing to know about it)F. hepatica -except that there is no trauma to gut wall or liver parenchyma due to juvenile migration. You see a lot of biliary and liver damage -inflammation, fibrosis, hepatic degeneration, cirrhosis, bile duct distention/dysfunction


  5. D.H for D. dendriticum arebecause we don't eat infected ants on grass.