Taenia spp

Question 1 of 11

1

Label the lifecycle of T. solium

Drag an answer into the correct orange point.

Ingestion of raw/undercooked pork

Ingestion of cooked pork

Adult in small intestine

Adult in large intestine

Gravid proglottids passed in feces

Scolex passed in feces

Egg

Metacestode

Oncosphere hatches, develops cysticercus

Oncosphere migrates to liver

Oncosphere migrate to muscle

Oncosphere hatches in intestine

Oncosphere forms cysticercus in muscle

Oncosphere forms coenurus in muscle

Explanation

Question 2 of 11

1

Which species of Taenia is common in cats?

Select one of the following:

T. taeniaformis
T. pisiformis
T. hydatigena
T. serialis

Explanation

Question 3 of 11

1

Which 2 species of Taenia are found in humans?

Select one or more of the following:

T. saginata
T. solium
T. taeniaformis
T. serialis
T. hydatigena

Explanation

Question 4 of 11

1

Click on the orange point and select the correct answer.

What species of Taenia causes these yellowish lesions in the heart?

Explanation

Question 5 of 11

1

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What species of Taenia causes these lesions in skeletal muscle (and sometimes cardiac)?

Explanation

Question 6 of 11

1

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What species of Taenia causes cysts on the liver in production animals?

Explanation

Question 7 of 11

1

Which species of Taenia has coenurus metacestodes.

Select one of the following:

T. ovis
T. serialis
T. solium
T. hydatigena

Explanation

Question 8 of 11

1

Select from the dropdown lists to complete the text.

Cattle acquire ( T. hydatigena, T. serialis ) (Cysticercus ( bovis, serialis )). Pigs are infected with ( T. solium, T. pisiformis ) (Cysticercus ( cellulosae, porcine )). Sheep are infected with ( T. ovis, T. saginata ) (Cysticercus ( ovis, tenuicollis ))

Explanation

Question 9 of 11

1

What are suitable diagnostic tests for detection of Taenia?

Select one or more of the following:

Fecal flotation
Segments in feces
Gross inspection of meat and viscera
PCR
ELISA
Serology

Explanation

Question 10 of 11

1

What are the 3 steps to break the lifecycle and control infection of Taenia?

Select one or more of the following:

Treat the animal with praziquantel, fendabendazole, epsiprantel or nitroscanate
Stop hunting activity of pets
Prevent carnivore fecal contamination of pasture/feed
Cull infected animals
Spray infected areas with cestocides
Treat animal with ivermectin, abermectin or pyrantel.

Explanation

Question 11 of 11

1

Label the lifecycle of Echinococcus granulosis

Drag an answer into the correct orange point.

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

Egg in feces, eaten by intermediate host

Egg in feces eaten by definitive host

Egg hatches

Oncosphere hatches

Oncosphere penetrates gut wall, migrates

Egg penetrates gut wall then migrates

Hydatid cysts form in intermediate host

Hydatid cysts form in definitive host

Hydatid cyst ingested

Cysticercus ingested

Hydatid cyst digested and scolex release

Scolex digested and hydatid cyst release

	Created by Caitlin Wringe about 7 years ago

Cestodes

Question 1 of 11

Label the lifecycle of T. solium

Drag an answer into the correct orange point.

Explanation

Question 2 of 11

Which species of Taenia is common in cats?

Select one of the following:

Explanation

Question 3 of 11

Which 2 species of Taenia are found in humans?

Select one or more of the following:

Explanation

Question 4 of 11

Click on the orange point and select the correct answer.

What species of Taenia causes these yellowish lesions in the heart?

Explanation

Question 5 of 11

Click on the orange point and select the correct answer.

What species of Taenia causes these lesions in skeletal muscle (and sometimes cardiac)?

Explanation

Question 6 of 11

Click on the orange point and select the correct answer.

What species of Taenia causes cysts on the liver in production animals?

Explanation

Question 7 of 11

Which species of Taenia has coenurus metacestodes.

Select one of the following:

Explanation

Question 8 of 11

Select from the dropdown lists to complete the text.

Explanation

Question 9 of 11

What are suitable diagnostic tests for detection of Taenia?

Select one or more of the following:

Explanation

Question 10 of 11

What are the 3 steps to break the lifecycle and control infection of Taenia?

Select one or more of the following:

Explanation

Question 11 of 11

Label the lifecycle of Echinococcus granulosis

Drag an answer into the correct orange point.

Explanation