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Ascaridia - Poultry Flashcards (view source)
Revision as of 17:14, 16 August 2011
, 17:14, 16 August 2011no edit summary
<FlashCard questions="20">
<FlashCard questions="20">
|q1=What species of ''ascaridia'' affect poultry?
|q1=What species of ''Ascaridia'' affect poultry?
|a1=
|a1=
*''A. galli''
*''A. galli''
*''A. compar''
*''A. dissimilis''
*''A. dissimilis''
*''A. columbae''
*''A. columbae''
|l1=Ascaridia - Poultry#Introduction
|l1=Ascaridia - Poultry#Introduction
|q2=What part of the GI tract can these ''ascaridia'' be found in?
|q2=What part of the GI tract can these ''Ascaridia'' be found in?
|a2=
|a2=
The small intestine.
The small intestine.
|q3=What effect do these parasites have on poultry?
|q3=What effect do these parasites have on poultry?
|a3=
|a3=
*Reproductive disease
*Haemorrhagic enteritis
*Heavy infections, cause partial or total obstruction of the duodenum/jejunum.
*Heavy infections, cause partial or total obstruction of the duodenum/jejunum.
|l3=Ascaridia - Poultry#Introduction
|l3=Ascaridia - Poultry#Introduction
|q4=Does the male or female ''ascaridia'' tend to be bigger?
|q4=Does the male or female ''Ascaridia'' tend to be bigger?
|a4=
|a4=
Females are bigger as they range from 72 to 116 mm in length; whereas males only range from 51 to 76 mm in length.
Females are bigger as they range from 72 to 116 mm in length; whereas males only range from 51 to 76 mm in length.
In the middle of the body.
In the middle of the body.
|l6=Ascaridia - Poultry#Introduction
|l6=Ascaridia - Poultry#Introduction
|q7=What is the main host for ''A.Galli''?
|q7=What is the main host for ''A. galli''?
|a7=
|a7=
Chickens, but it can also infect:
Chickens, but it can also infect:
Turkeys
Turkeys
|l8=Ascaridia - Poultry#Signalment
|l8=Ascaridia - Poultry#Signalment
|q9=What species of bird does A. columbae'' infect?
|q9=What species of bird does ''A. columbae'' infect?
|a9=
|a9=
Pigeons
Pigeons
|l9=Ascaridia - Poultry#Signalment
|l9=Ascaridia - Poultry#Signalment
|q10=What are the clinical signs associated with an ''ascaridia'' infection in poultry?
|q10=What are the clinical signs associated with an ''Ascaridia'' infection in poultry?
|a10=
|a10=
*Anorexia
*Anorexia
*Reduced blood sugar levels
*Reduced blood sugar levels
*Distended ureters with urates
*Distended ureters with urates
|l10=Ascaridia - Poultry#Clinical signs
|l10=Ascaridia - Poultry#Clinical Signs
|q11=At what age in chickens does ''A.galli'' produce more severe clinical signs?
|q11=At what age in chickens does ''A.galli'' produce more severe clinical signs?
|a11=
|a11=
Up to 3 months of age, after which the worm burden normally decreases.
Up to 3 months of age, after which the worm burden normally decreases, although it can still be very high.
|l11=Ascaridia - Poultry#Signalment
|l11=Ascaridia - Poultry#Signalment
|q12=What is the distribution of ''ascaridia'' in poultry?
|q12=What is the distribution of ''Ascaridia'' in poultry?
|a12=
|a12=
Worldwide
Worldwide
|l12=Ascaridia - Poultry#Distribution
|l12=Ascaridia - Poultry#Distribution
|q13=What type of life cycle does ''A.galli'' have?
|q13=What type of life cycle does ''A. galli'' have?
|a13=
|a13=
A direct life cycle.
A direct life cycle
|l13=Ascaridia - Poultry#Epidemiology
|l13=Ascaridia - Poultry#Epidemiology
|q14=What is the infective stage of the ''ascaridia'' species?
|q14=What is the infective stage of the ''Ascaridia'' species?
|a14=
|a14=
L3 -larval stage within the embryonated egg.
L3 -larval stage within the embryonated egg.
The length of this period before the final maturation has been reported to be between 3 to 54 days.
The length of this period before the final maturation has been reported to be between 3 to 54 days.
|l15=Ascaridia - Poultry#Epidemiology
|l15=Ascaridia - Poultry#Epidemiology
|q16=How long is the prepatent period for ''A.galli''?
|q16=How long is the prepatent period for ''A. galli''?
|a16=
|a16=
5-8 weeks
5-8 weeks
|l16=Ascaridia - Poultry#Epidemiology
|l16=Ascaridia - Poultry#Epidemiology
|q17=How is ''A.galli'' transmitted?
|q17=How is ''A. galli'' transmitted?
|a17=
|a17=
*Mainly through ingestion of embryonated eggs (L3) from contaminated feed or water supplies (faecal oral route)
*Mainly through ingestion of embryonated eggs (L3) from contaminated feed or water supplies (faecal oral route)
*Eating earthworms that have ingested ''A. galli'' eggs
*Eating earthworms that have ingested ''A. galli'' eggs
|l17=Ascaridia - Poultry#Epidemiology
|l17=Ascaridia - Poultry#Epidemiology
|q18=How can ''A.galli'' be diagnosed?
|q18=How can ''A. galli'' be diagnosed?
|a18=
|a18=
*Clinical signs
*Clinical signs
In chronic infections the intestinal wall can become distended as muscle tone is lost.
In chronic infections the intestinal wall can become distended as muscle tone is lost.
|l18=Ascaridia - Poultry#Diagnosis
|l18=Ascaridia - Poultry#Diagnosis
|q19=How can ''A.galli'' be treated?
|q19=How can ''A. galli'' be treated?
|a19=
|a19=
In feed treatment with either:
In feed treatment with either:
*Benzimidazole
*Benzimidazole
|l19=Ascaridia - Poultry#Treatment
|l19=Ascaridia - Poultry#Treatment
|q20=How can you control ''ascaridia'' infections?
|q20=How can you control ''Ascaridia'' infections?
|a20=
|a20=
*Free range systems, young birds can be iolated and put onto ground previously unused by poultry
*Free range systems, young birds can be isolated and put onto ground previously unused by poultry
*Rotation of poultry runs
*Rotation of poultry runs
*Raised feeding and watering stations - reducing faecal-oral transmission
*Raised feeding and watering stations - reducing faecal-oral transmission
*Breeding to develop a genetic resistance is being discussed
|l20=Ascaridia - Poultry#Control
|l20=Ascaridia - Poultry#Control
</FlashCard>
</FlashCard>
[[Category:CABI Flashcards]]
[[Category:CABI Flashcards]]
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