Lab test 3

Question 1

Which species affects the large intestines in rabbits?

Answer 1

E. flavescens

Question 2

which species has pinhead-sized nodules in the ileum?

Answer 2

E. magna

Question 3

who is infected by E. steidai?

Answer 3

Other or Rabbit

Question 4

Which species affects the cattle

Answer 4

E. zuernii

Question 5

what does a sporulated oocyst of E. stiedai contain?

Answer 5

Sporocyst

Question 6

What species of Eimeria can appear as a merozoite in the bloody faeces?

Answer 6

E. zuernii

Question 7

What kind of extra-intestinal symptoms can occur during Eimeria infection in calves?

Answer 7

CNS signs.

Opistonus, nystagmus, tetanic convulsions

Question 8

in which species can you find E. intestinalis?

Answer 8

Rabbit

Question 9

What can you find in fresh faeces?

Answer 9

Unsporulated oocysts. that will later sporulate in the environment.

Question 10

Coccidiosis of cat?

Answer 10

I. rivolta

Question 11

coccidiosis infects pigs of what age?

Answer 11

8-15 days

Question 12

what is affected in coccidiosis of carnivores?

Answer 12

small intestines

Question 13

what does the sporulated oocyst of E. stiedai contain?

Answer 13

4 sporocysts each containing 2 sporozoites

Question 14

Which species of Eimeria can appear as merozoites in bloody faeces?

Answer 14

E. zuernii of cattle

Question 15

how many macro-gametes develop from 1 micro-gamont?

Answer 15

21-30

Question 16

how do you detect E. zuernii in the faeces?

Answer 16

FLotation test. see unsporulated oocysts

Question 17

age of calves that get infected with eimeria?

Answer 17

2-6 months old

Question 18

species of eimeria found in the large intestine of the rabbit?

Answer 18

E. piriformis

along with E. flavescens

Question 19

what is an unsporulated oocyst with regards to eimeria

Answer 19

zygote

Question 20

which are the small intestine Eimeria species in the rabbit?

Answer 20

E. intestinalis, E. magna, E. irresidua and E. intestinalis

Question 21

how do we detect an unsporulated eimeria oocyst?

Answer 21

flotation method

Question 22

what do we see clinically when a rabbit has E. steidai?

Answer 22

usually a sub-clinical infection

Question 23

what form of oocysts can be found in the fresh faeces on the course of E. stedai infection?

Answer 23

unsporulated

Question 24

which animal can be infected by E. intestinalis

Answer 24

Rabbit

Question 25

what does the sporulated oocyst of eimeria stedai contain?

Answer 25

4 sporocysts with 2 sporozoites each

Question 26

what form of eimeria zuernii might appear sometimes in mucous faeces of calves?

Answer 26

Schizonts

or merozoites

Question 27

at what age are rabbits most susceptible for intestinal eimeria infection?

Answer 27

1-2 months

Question 28

where does the sporogony of eimeria zuernii take place?

Answer 28

in the external environment

Question 29

where do calves usually get heavy infection with coccidiosis?

Answer 29

in the feed lots and yards

Question 30

which method is used for counting oocysts in the faeces during an eimeria infection.

Answer 30

McMaster method

OPG= Oocyst per gram of faeces

Question 31

what is found in the faeces of animals infected by eimeria?

Answer 31

sporulated oocysts

Question 32

what is unsporulated?

Answer 32

zygote