Coccidia Flashcards

Question	Answer		Article
What is the transmission and life cycle of Eimeria species?	Direct transmission Faecal-oral route		Link to Article
What is the transmission and life cycle of Isospora species?	Usually direct transmission by the faecal-oral route Some species use facultative intermediate hosts forming tissue cysts Transmission is then by the faecal-oral or route or via ingestion of the intermediate host		Link to Article
How long is the prepatent period of poultry Eimeria species?	1 week Sporulation takes 2-3 days		Link to Article
Name the malabsorptive Eimeria species	E. maxima E. acervulina E. mitis E. praecox		Link to Article
Name the haemorrhagic Eimeria species	E. necatrix E. brunetti E. tenella		Link to Article
Which area of the gastrointestinal tract does E. acervulina, E. maxima, E. tenella and E. necatrix affect and what kind of lesions are produced?	E. acervulina affects the proximal gut forming white ladder lesions E. maxima affects the mid-gut producing a pink exudate E. tenella affects the ceaca forming a core of dark, haemorrhagic blood E. necatrix affects the mid-gut forming salt and pepper leions		Link to Article
What are the two main Eimeria species which affect cattle and what is the prepatent period?	E. zuernii E. bovis 2-3 week prepatent period		Link to Article
What are the two significant Eimeria species which affect sheep and what is the prepatent period?	E. ovinoidalis E. crandalis 2 week prepatent period		Link to Article
What is the most significant species of Isospora which affects pigs and what the prepatent period?	I. suis 1 week prepatent period		Link to Article
Which parts of the gastrointestinal tract do the Eimeria species which affects rabbits inhabit?	2 inhabit the caecum 1 inhabits the bile duct epithelium (E. steidae)		Link to Article