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Pork tapeworm is ______
Taenia solium
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Taenia solium intermediate host is ___
Pig
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Larvae (Cysticerci) of Taenia solium is attached to _____ once it is ingested into body
Small intestine
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True/false: pork tapeworm eggs are excreted in feces and passed into the environment
True
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Diagnostic stage of pork tapeworm is _______. Infectious stage is _____
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Gravid proglottids with 5 to 10 primary uterine branches in the stool is diagnostic for which tapeworm?
Pork tapeworm, aka Taenia solium
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What is the treatment for T. solium? T saginata? D latum?
- Praziquantel
- Same thing for saginata and D latum
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True/false: people who do not eat pork can still get cysticerocosis
True; through fecal oral transmission- - don’t go around eating people poop
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Cysticerci can develop where in the human body?
Any organ, most common in subcutaneous tissues as well as in the brain and eyes – brain and eyes are a/w substantial morbidity
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Neurocysticerocosis may cause which neurologic symptom?
Epileptic seizures
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Beef tapeworm is ______
Taenia saginata
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Scolex of T saginata ____(has/does not have) hooklets, while that of T. solium ______ hooks
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Which has more uterine branches in the gravid proglottids: T solium or T saginata?
T saginata (beef)- 15 to 20 uterine branches vs T soliums 5 to 10
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True/false: T saginata can cause epileptic seizures
False; that is T solium that can have neurological effects, Saginata often asymptomatic other than malaise and cramps, sometimes anal itch
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Fish tapeworm is ____
Diphyllobothrium latum
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Which tapeworm has scolex with two elongated sucking grooves?
fish tapeworm, or Diphyllobothrium latum
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Which tapeworm is sometimes known as Broad tapeworm cuz of their wider proglottids?
Fish tapeworm – Diphyllobothrium latum
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Which is the longest tapeworm,?
Diphyllobothrium latum – fish tapeworm
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Diagnostic stage for Diphyllobothrium latum is ______.
Eggs
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True/false: like other tapeworm eggs, D. latum eggs are round
False; unlike other tapeworm eggs, fish tapeworm eggs are OVAL
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What is the first immediate host of D latum?
Copepods
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First larval form of D latum is found in which specie?
Copepod crustaceans. This larval form is called the procercoid larvae
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D latum Larvae differentiate into ______ in the muscle of the second intermediate host ______
- Plerocercoids
- Freshwater fish
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Who is the definitive host of D latum ?
Humans
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D latum embryo is also called ___
Coracidia
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Which tapeworm can cause megaloblastic anemia?
D latum --- leads to B12 deficiency
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Dog tapeworm ____
Echinococcus granulosus
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What is the complication that E granulosus (dog tapeworm) can form?
Echinococcosis. Larvae cause hydatid cyst disease
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True/false: Dog tapeworm are small with 3 proglottids, hooks and suckers
True
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True/false: human is the definitive host for E granulosos (dog tapeworm)
False; dogs are the definitive hosts; humans are the dead-end intermediate hosts
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What is the intermediate host of dog tapeworm?
Sheeps
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True/false: eggs of dog tapeworm is liberated by dogs and ingested by sheep/ or human
True
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Dog tapeworm forms ____ embryos that emerge in the small intestine and migrate to the liver
Oncosphere
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What is the treatment for E granulosus?
Albendazole
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