18889329
Description
Quiz by Caitlin Wringe , updated more than 1 year ago
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Created by Caitlin Wringe
over 5 years ago
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Question 1
Question
Coccidia are obligate intracellular parasites.
Answer
- True
- False
Question 2
Question
Label the life cycle of coccidia
Answer
-
Sporogony/Transmission
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Infection
-
Merogony 1
-
Merogony 2 (Multiplication)
-
Merogony 3/4
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Gamogony/Sexual reproduction
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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
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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
Question 3
Question
What is the infectious form of coccidia?
Answer
-
Oocyte
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Sporozoite
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Trophozoite
-
Merozoite
Question 4
Question
Which two structures are involved in fertilisation to form a zygote?
Answer
-
Microgamete and Macrogamete
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Microgametocyte and Macrogametocyte
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Merozoites and Trophozoites
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There is no sexual reproduction involved in the coccidia lifecycle. Only asexual reproduction occurs.
Question 5
Question
What is this morphological stage called?
Answer
-
Zoite
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Sporozoite
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Merozoite
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Oocyte
Question 6
Answer
-
Sporulated oocyst
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Oocyst
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Sporozoite
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Zoite
Question 7
Question
What is this morphological structure called?
Answer
-
Unsporulated oocyst
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Sporozoite
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Zoite
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Merozoite
Question 8
Question
Coccidia is prevalent in [blank_start]crowded[blank_end] conditions.
Answer
-
crowded
Question 9
Question
Transmission is via [blank_start]faecal-oral route[blank_end], contaminated [blank_start]feed[blank_end] and [blank_start]water[blank_end].
Answer
-
faecal-oral route
-
feed
-
water
Question 10
Question
Coccidiosis is often asymptomatic.
Answer
- True
- False
Question 11
Question
Which of the following is associated with Coccidiosis?
Answer
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Crypt hyperplasia
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Destruction of epithelial cells
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Intestinal lesions
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Crypt infection
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Kidney lesions
Question 12
Question
What are some clinical signs of a Coccidiosis infestation?
Answer
-
Diarrhoea
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Blood in faeces
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Poor weight gain/emaciation
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Fever
-
Vomiting
Question 13
Question
Which three diagnosis tests can be used to confirm a Coccidia infection?
Answer
-
Faecal flotation, clinical signs, histopathology
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Faecal flotation, direct smear, PCR
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Histopathology, direct smear, ELISA
-
Histopathology, ELISA, direct smear
Question 14
Question
What is the best approach to treatment of Coccidiosis?
Answer
-
Supportive treatment and control of secondary infections
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Febantel
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Fluroquinalones
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Tetracyclines
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