19460357
Pregunta 1
Pregunta
Label the lifecycle of T. solium
Respuesta
-
Ingestion of raw/undercooked pork
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Ingestion of cooked pork
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Adult in small intestine
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Adult in large intestine
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Gravid proglottids passed in feces
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Scolex passed in feces
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Egg
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Metacestode
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Oncosphere hatches, develops cysticercus
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Oncosphere migrates to liver
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Oncosphere migrate to muscle
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Oncosphere hatches in intestine
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Oncosphere forms cysticercus in muscle
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Oncosphere forms coenurus in muscle
Pregunta 2
Pregunta
Which species of Taenia is common in cats?
Respuesta
-
T. taeniaformis
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T. pisiformis
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T. hydatigena
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T. serialis
Pregunta 3
Pregunta
Which 2 species of Taenia are found in humans?
Respuesta
-
T. saginata
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T. solium
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T. taeniaformis
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T. serialis
-
T. hydatigena
Pregunta 4
Pregunta
What species of Taenia causes these yellowish lesions in the heart?
Respuesta
-
T. ovis
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T. solium
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T. serialis
Pregunta 5
Pregunta
What species of Taenia causes these lesions in skeletal muscle (and sometimes cardiac)?
Respuesta
-
T. saginata
-
T. solium
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T. ovis
-
T. pistiformis
Pregunta 6
Pregunta
What species of Taenia causes cysts on the liver in production animals?
Respuesta
-
T. hydatigena
-
T. solium
-
T. taeniaformis
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T. pistiformis
Pregunta 7
Pregunta
Which species of Taenia has coenurus metacestodes.
Respuesta
-
T. ovis
-
T. serialis
-
T. solium
-
T. hydatigena
Pregunta 8
Pregunta
Cattle acquire [blank_start]T. hydatigena[blank_end] (Cysticercus [blank_start]bovis[blank_end]). Pigs are infected with [blank_start]T. solium[blank_end] (Cysticercus [blank_start]cellulosae[blank_end]). Sheep are infected with [blank_start]T. vis[blank_end] (Cysticercus [blank_start]ovis[blank_end])
Respuesta
-
T. hydatigena
-
T. serialis
-
bovis
-
serialis
-
T. solium
-
T. pisiformis
-
cellulosae
-
porcine
-
T. ovis
-
T. saginata
-
ovis
-
tenuicollis
Pregunta 9
Pregunta
What are suitable diagnostic tests for detection of Taenia?
Respuesta
-
Fecal flotation
-
Segments in feces
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Gross inspection of meat and viscera
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PCR
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ELISA
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Serology
Pregunta 10
Pregunta
What are the 3 steps to break the lifecycle and control infection of Taenia?
Respuesta
-
Treat the animal with praziquantel, fendabendazole, epsiprantel or nitroscanate
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Stop hunting activity of pets
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Prevent carnivore fecal contamination of pasture/feed
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Cull infected animals
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Spray infected areas with cestocides
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Treat animal with ivermectin, abermectin or pyrantel.
Pregunta 11
Pregunta
Label the lifecycle of Echinococcus granulosis
Respuesta
-
Immature scolex attaches to intestine
-
Mature scolex attaches to intestine
-
Scolex develops into mature strobila
-
Scolex develops into immature strobila
-
Egg by adult released into intestine
-
Egg by juvenile into intestine
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Egg in feces, eaten by intermediate host
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Egg in feces eaten by definitive host
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Egg hatches
-
Oncosphere hatches
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Oncosphere penetrates gut wall, migrates
-
Egg penetrates gut wall then migrates
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Hydatid cysts form in intermediate host
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Hydatid cysts form in definitive host
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Hydatid cyst ingested
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Cysticercus ingested
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Hydatid cyst digested and scolex release
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Scolex digested and hydatid cyst release
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