Lab 8, Pasturella+++

Question 1

P. multocida can cause haemolysis on blood agar.

Answer 1

F

Question 2

Pneumonia in laboratory rodents is caused by P. caballi.

Answer 2

False, (by P. Pneumotropica)

Question 3

Acute systemic pasteurellosis of feedlot lambs is caused by P. multocida D.

Answer 3

False, (by B. trehalosi)

Question 4

Mannheimia haemolytica can cause pneumonia (shipping fever) in cattles.

Answer 4

T

Question 5

Cattle lumpy jaw is caused by Actinobacillus lignieresii.

Answer 5

False, (by Actinomyces bovis)

Question 6

. Taylorella equigenitalis is the causative agent of contagious equine metritis (CEM).

Answer 6

T

Question 7

Swine haemorrhagic-necrotic pleuropneumonia is caused by Actinobacillus suis.

Answer 7

False, (by A. pleuropneumoniae)

Question 8

Glässer-disease of piglets is caused by Haemophilus parasuis.

Answer 8

T

Question 9

9. Histophilus somni needs carbon-dioxide (CO2) for culturing.

Answer 9

T

Question 10

Members of family of Pasteurellaceae can be found on mucous membranes (respiratory tract)

Answer 10

T

Question 11

Members of the family of Pasteurellaceae are able to live in the environment for a long time

Answer 11

False, (only sort time due to dehydration and cannot replicate in the environment either)

Question 12

. Pasteurella spp. is catalase-negative and oxidase-positive bacteria.

Answer 12

False, (both catalase-positive and oxidase-positive bacteria)

Question 13

. P. multocida has five capsule types

Answer 13

T

Question 14

. Athrophic rhinitis of swine is caused by P. multocida B.

Answer 14

False, (by P. multocida D)

Question 15

Mannheima haemolytica can grow on MacConkey agar.

Answer 15

T

Question 16

. Actinobacillus equuli can cause pyosepticaemia in horses.

Answer 16

T

Question 17

Avibacterium paragallinarum needs CO2 and V-factor during culturing.

Answer 17

T

Question 18

Biotype 1 strains of Actinobacillus pleuropneumoniae need X-factor for growth

Answer 18

False, (V-factor demand)

Question 19

Actinobacillus suis can cause beta-haemolysis on blood agar.

Answer 19

T

Question 20

Pigeon is the most susceptible species to Riemerella anatipestifer infection.

Answer 20

F (water fowl)

Question 21

M. haemolytica have a characteristic smell, like chestnut.

Answer 21

F

Question 22

. P. multocida capsule type B have a hyaluronic acid capsule.

Answer 22

F

Question 23

M. haemolytica have 4 capsule types

Answer 23

F, 12

Question 24

P. multocida can cause septicaemia in rabbit.

Answer 24

T

Question 25

Actinobacillus are haemolytic bacteria

Answer 25

False, (non haemolysing bacteria)

Question 26

A. pleuropneumoniae biotype 1 need X-factor and CO2 for propagation.

Answer 26

False, (V-factor and do not need CO2)

Question 27

Glässer-disease is caused by A. suis.

Answer 27

False, (by H. parasuis)

Question 28

H. somni need V-factor for growth.

Answer 28

False, (X, V factor not needed)

Question 29

O. rhinotracheale can be found on the mucous membranes of respiratory tract of turkey.

Answer 29

T

Question 30

. R. anatipestifer need V-factor for propagation

Answer 30

F

Question 31

Pasteurella species are non-fastidious bacteria; nutrient agar is enough for isolation.

Answer 31

False, (fastidious and cannot culture on nutrient agar or nutrient broth)

Question 32

P. multocida can grow on MacConkey agar

Answer 32

False, (Pasteurella species will not grow on MacConkey agar)

Question 33

On the basis of cell wall antigens P. multocida have 11 serotypes in Heddleston-system.

Answer 33

False, (Heddleston system:16, Namioka system: 11)

Question 34

P. multocida can cause fowl typhus.

Answer 34

F

Question 35

B. trehalosi can cause septicaemia in lambs.

Answer 35

T

Question 36

Glässer-disease is caused by H. somni

Answer 36

False, (by H. parasuis)

Question 37

A. paragallinarium need X-factor and CO2 for propagation.

Answer 37

False, (CO2 and V-factor demand)

Question 38

O. rhinotracheale is a capnophilic bacterium.

Answer 38

False, (only 10% CO2)

Question 39

NAD is need for the propagation of T. equigenitalis.

Answer 39

F

Question 40

P. multocida have a characteristic smell, like chestnut.

Answer 40

T

Question 41

M. haemolytica can cause arthritis in cattle’s.

Answer 41

T

Question 42

Taylorella equigenitalis can be found on the mucous membrane of genitals of stallions only.

Answer 42

False, (also clitoris of mares)

Question 43

Glässer-disease of piglets is caused by A.pleuropneumoniae.

Answer 43

False, (by H. parasuis)

Question 44

Avibacterium paragallinarum needs CO2 for culturing.

Answer 44

True, require an enriched CO2(5–10%) atmosphere

Question 45

A. seminis can cause epididymitis?

Answer 45

T

Question 46

Taylorella (H.) equigenitalis needs V-factor?

Answer 46

False, (X and V factor not needed)

Question 47

Pasteurella is not fastidious?

Answer 47

F

Question 48

. B. treholasi have 4 capsule types.

Answer 48

T