18889329
Descripción
Test por Caitlin Wringe , actualizado hace más de 1 año
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Creado por Caitlin Wringe
hace más de 5 años
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Pregunta 1
Pregunta
Coccidia are obligate intracellular parasites.
Respuesta
- True
- False
Pregunta 2
Pregunta
Label the life cycle of coccidia
Respuesta
-
Sporogony/Transmission
-
Infection
-
Merogony 1
-
Merogony 2 (Multiplication)
-
Merogony 3/4
-
Gamogony/Sexual reproduction
-
Sporulated oocyt ingested
-
Sporozoites invade intestinal cells
-
Trophozoites grow to form meront
-
Merogony stage produce merozoites
-
Merozoites burst from cell and invade
-
Second generation of meronts produced
-
Macrogametocyte/Microgametocyte formed
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Mature macrogametes/microgametes
-
Fertilisation forms zygote then oocyte
-
Release of oocyte in faeces
-
Oocytes sporulate to form sporozoites
Pregunta 3
Pregunta
What is the infectious form of coccidia?
Respuesta
-
Oocyte
-
Sporozoite
-
Trophozoite
-
Merozoite
Pregunta 4
Pregunta
Which two structures are involved in fertilisation to form a zygote?
Respuesta
-
Microgamete and Macrogamete
-
Microgametocyte and Macrogametocyte
-
Merozoites and Trophozoites
-
There is no sexual reproduction involved in the coccidia lifecycle. Only asexual reproduction occurs.
Pregunta 5
Pregunta
What is this morphological stage called?
Respuesta
-
Zoite
-
Sporozoite
-
Merozoite
-
Oocyte
Pregunta 6
Respuesta
-
Sporulated oocyst
-
Oocyst
-
Sporozoite
-
Zoite
Pregunta 7
Pregunta
What is this morphological structure called?
Respuesta
-
Unsporulated oocyst
-
Sporozoite
-
Zoite
-
Merozoite
Pregunta 8
Pregunta
Coccidia is prevalent in [blank_start]crowded[blank_end] conditions.
Respuesta
-
crowded
Pregunta 9
Pregunta
Transmission is via [blank_start]faecal-oral route[blank_end], contaminated [blank_start]feed[blank_end] and [blank_start]water[blank_end].
Respuesta
-
faecal-oral route
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feed
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water
Pregunta 10
Pregunta
Coccidiosis is often asymptomatic.
Respuesta
- True
- False
Pregunta 11
Pregunta
Which of the following is associated with Coccidiosis?
Respuesta
-
Crypt hyperplasia
-
Destruction of epithelial cells
-
Intestinal lesions
-
Crypt infection
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Kidney lesions
Pregunta 12
Pregunta
What are some clinical signs of a Coccidiosis infestation?
Respuesta
-
Diarrhoea
-
Blood in faeces
-
Poor weight gain/emaciation
-
Fever
-
Vomiting
Pregunta 13
Pregunta
Which three diagnosis tests can be used to confirm a Coccidia infection?
Respuesta
-
Faecal flotation, clinical signs, histopathology
-
Faecal flotation, direct smear, PCR
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Histopathology, direct smear, ELISA
-
Histopathology, ELISA, direct smear
Pregunta 14
Pregunta
What is the best approach to treatment of Coccidiosis?
Respuesta
-
Supportive treatment and control of secondary infections
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Febantel
-
Fluroquinalones
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Tetracyclines
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