Para lab 4

Question 1

Which species affects the large intestine of the rabbit?

Answer 1

E.flavescens

E.piriformis

Question 2

Which species has pinsized nodules in the ileum? (rabbit)

Answer 2

E.magna

Question 3

Who is infeted by E.stiedai?

Answer 3

Rabbit

Question 4

Which species affects the cattle?

Answer 4

E.zuernii

Question 5

What does a sporulated oocyst E.stiedei contain?

Answer 5

sporocyst

Question 6

What species of Eimeria can appear a 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

Opisthonus, 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

Which species causes coccidiosis of cat?

Answer 10

I.felis, I. rivolta

Question 11

Coccoidiosis infects pigs at what age?

Answer 11

8-15 days

Question 12

What affected in coccoidiosis of carnivores?

Answer 12

small intestine

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.zuerii of cattle

Question 15

How many macrogametes develop from one macrogamont?

Answer 15

21-30

Question 16

How do you detect E.zuernii in faeces?

Answer 16

Flotation test. See unsporulated oocysts

Question 17

Age of calves that get infected with Eimeria?

Answer 17

2-6 months

Question 18

What is an unsporulated oocyst with regards to Eimeria?

Answer 18

Zygote

Question 19

Which are the small intestine Eimeria species in the rabbit?

Answer 19

E.intestinalis, E.magna, E.irresidua

Question 20

How do we detect an unsporulated Eimeria oocyst?

Answer 20

Flotation method

Question 21

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

Answer 21

usually a sub clinical infection

Question 22

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

Answer 22

Unsporulated

Question 23

Which animal can be infected by E.intestinalis?

Answer 23

Rabbit

Question 24

What does the sporulated oocyst of I.suis contain?

Answer 24

two sporocysts with four sporozoites each

Question 25

What form of E. zuernii might appear sometimes in mucous faeces of calves?

Answer 25

schizonts (or merozoites)

Question 26

At what age are rabbits most susceptible to intestinal Eimeria infection?

Answer 26

1-2 months

Question 27

Where does the sporogony of Eimeria zuernii take place?

Answer 27

In the external environment

Question 28

Where do calves usually get heavy infection with coccoidiosis?

Answer 28

In the feed lots and yards

Question 29

Which method is used for counting oocysts in the faeces during an eimeria infection?

Answer 29

Mc Master method | OPG- Oocyst per gram of faeces

Question 30

What is found in the faeces of animal infected by Eimeria?

Answer 30

Sporulated oocysts

Question 31

What is unsporuated?

Answer 31

Zygote