RVT- Cestodes Flashcards
What is the intermediate host for the dipylidium caninum?
What is the definitive host?
Definitive host - dogs and cats
Intermediate host - flea
What are the 2 common names of Dipylidium caninum?
Cucumber seed tapeworm
Double pored tapeworm
What 2 tapeworms are considered pseudotapeworms?
Diphyllobothrium latum
Spirometra
What is the common name of the Diphyllobothrium latum?
Broad fish tapeworm
What is the common name of the Spirometra?
Zipper tapeworm
What tapeworm causes ‘Sheep measles?’
Taenia Ovis
What is the common drug used to treat tapeworm infections in dogs and cats?
Praziquantel
What are the definitive and intermediate hosts of Taenia taeniaformis?
Definitive - Cat
Intermediate- rodent
What are the differences between true tapeworms and pseudotapeworms?
Pseudo- Lack acetabula ( have bothria instead)
Sex organs centally located in pseudo, laterally on true
Pseudo - more complicated life cycle
What are acetabula?
Means ‘depression’
Suckers used to hold on to lining of the intestines
There are 3 types of proglottids, what are they and what do they do?
Immature- youngest, closest to neck
Mature - located mid-body
Gravid- end/tail
What are the difference between armed and unarmed tapeworms?
Armed have rostellum
Unarmed do not
What are the definitive and intermediate hosts of Echinococcus multilocularis and Echinococcus granulosis?
E. multilocularis - Definitive host - dogs and cats
Intermediate host- rodents ( hydatid cysts)
E. granulosis- Definitive host - dogs and cats
Intermediate host - rodents ( hydatid cysts)
Which of the tapeworm species has a high pathogenicity for humans?
Echinococcus - cystic and alveolar hydatid disease
What is the lifecycle of the pseudotapeworm?
2 intermediate hosts
1st- copopod
2nd- fish