31: Bordetella spp

Question 1

Pathogenic strains

Answer 1

B. bronchiseptica
B. avium
B. parapertussis

Question 2

Pneumonia in lambs

Answer 2

Ovine strains of B. parapertussis

Question 3

Non pathogenic but may cause disease in turkeys

Answer 3

B. hinzii

Question 4

Major animal pathogen

Answer 4

B. bronchiseptica

Question 5

Affinity for

Answer 5

ciliated respiratory epithelium

Question 6

Growth requirement

Answer 6

Non fastidious

Question 7

Motility

Answer 7

Motile peritrichous bacteria except
B. parapertussis

Question 8

Environment

Answer 8

Aerobic

Question 9

Carbohydrate utilization

Answer 9

Cannot utilize, derive energy from oxidation of amino acids

Question 10

MacConkey agar

Answer 10

Grows
Some lng sa B. parapertussis

Question 11

Habitat

Answer 11

Upper respiratory tract

Question 12

Survive prolonged periods in water

Answer 12

B. avium

Question 13

B. avium requires differentiation from

Answer 13

Alcaligenes faecalis - non-pathogenic

Question 14

Sheep blood agar:
Haemolytic
Non haemolytic

Answer 14

B. bronchiseptica
B. avium

Question 15

Non lactose fermenting colonies in MacConkey agar

Answer 15

B. bronchiseptica
B. avium

Question 16

Avirulent phase
Activation of virulent genes

Answer 16

25 degrees celcius
37 degrees celcius

Question 17

For the expression of virulence

Answer 17

BvgAS locus

Question 18

Lacks adenylate cyclase

Answer 18

B. avium

Question 19

Has adenylate cyclase haemolysin

Answer 19

B. bronchiseptica

Question 20

Structure of a repeats-structural-toxin

Answer 20

B. bronchiseptica

Question 21

Haemagglutinin production

Answer 21

B. avium

Question 22

Dermonecrotic toxin

Answer 22

Turbinate atrophy in pigs
B. bronchiseptica

Question 23

Atrophic rhinitis

Answer 23

Pigs
B. bronchiseptica

Question 24

Tracheobronchitis

Answer 24

Dogs
B. bronchiseptica

Question 25

Pneumonia

Answer 25

Kittens
B. bronchiseptica

Question 26

Respiratory infections

Answer 26

Horses
B. bronchiseptica

Question 27

Upper respiratory infections

Answer 27

Rabbits
B. bronchiseptica

Question 28

Bronchopneumonia

Answer 28

Laboratory rodents
B. bronchispetica

Question 29

Coryza

Answer 29

Turkeys
B. avium

Question 30

Penumonia in lambs

Answer 30

B. parapertussis

Question 31

Urease production
B. bronchiseptica
B. avium
Alcaligenes faecalis

Answer 31

-

Question 32

Malonate
B. bronchiseptica
B. avium
Alcaligenes faecalis

Answer 32

+

Question 33

Nitrate reduction
B. bronchiseptica
B. avium
Alcaligenes faecalis

Answer 33

-

Question 34

Haemagglutinating activity:
B. bronchiseptica
B. avium
Alcaligenes faecalis

Answer 34

-Agglutination of ovine and bovine RBC (3% suspension of washed RBC using slide test

-Agglutination of guinea-pig rbc (3% suspension…)

• negative (-)

Question 35

MacConkey agar:
B. bronchiseptica
B. avium
Alcaligenes faecalis

Answer 35

-Pale, pinkish hue
-Pale pinkish hue
-Pale

Question 36

Selective medium
B. bronchiseptica
B. avium
Alcaligenes faecalis

Answer 36

-small hue
-small hue
-large greenish

Question 37

Filamentous haemagglutinin (binds to cilia)
B. bronchiseptica
B. avium

Question 38

Pertactin (binds to cell)

Answer 38

+
+

Question 39

Adenylate cyclase-haemolysin (interferes with phagocytic cells function)
B. bronchiseptica
B. avium

Question 40

Type III secretion system and associated effector proteins (disruption of cell signaling and induction of cell death)
B. bronchiseptica
B. avium