Ingestion of ants causes infection

Eggs ingested by intermediate host snail

Cercariae released via respiratory pore

Ingestion of ant feces causes infection

Metacercariae released via pore

Quiz

Dicrocoelium dendriticum

Caitlin Wringe 5 perguntas

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Perguntas do quiz (5)

1Label the life cycle
1. ACercariae become metacercariae
2. BMetacercariae become cercariae
3. CIngestion of ants causes infection
4. DIngestion of ant feces causes infection
5. EAdults in bile duct
6. FAdults in liver
7. GEmbryonated eggs shed in feces
8. HEmbryonated eggs shed in urine
9. IEggs ingested by carrier snail
10. JEggs ingested by intermediate host snail
11. KCercariae released via respiratory pore
12. LMetacercariae released via pore
2What are the 2 intermediate hosts of D. dendriticum?
1. Aland snail, black ants
2. Bwater snail, black ants
3. Cfleas, black ants
4. Dworms, land snail
3What is the pre-patent period of D. dendriticum?
1. A47 - 54 days
2. B60 - 75 days
3. C14 - 30 days
4. D54 - 67 days
4Where do the metacercariae hatch?
1. ADuodenum
2. BLiver
3. CStomach
4. DColon
5What diagnostic tests can be done to detect Dicrocoelium dendriticum?
1. AFecal flotation
2. BSedimentation
3. CELISA
4. DPCR
5. EPost mortem