31: Bordetella spp Flashcards

Question 1

Q

Pathogenic strains

Answer

A

B. bronchiseptica
B. avium
B. parapertussis

Question 2

Q

Pneumonia in lambs

Answer

A

Ovine strains of B. parapertussis

Question 3

Q

Non pathogenic but may cause disease in turkeys

Answer

A

B. hinzii

Question 4

Q

Major animal pathogen

Answer

A

B. bronchiseptica

Question 5

Q

Affinity for

Answer

A

ciliated respiratory epithelium

Question 6

Q

Growth requirement

Answer

A

Non fastidious

Question 7

Q

Motility

Answer

A

Motile peritrichous bacteria except
B. parapertussis

Question 8

Q

Environment

Question 9

Q

Carbohydrate utilization

Answer

A

Cannot utilize, derive energy from oxidation of amino acids

Question 10

Q

MacConkey agar

Answer

A

Grows
Some lng sa B. parapertussis

Question 11

Q

Habitat

Answer

A

Upper respiratory tract

Question 12

Q

Survive prolonged periods in water

Question 13

Q

B. avium requires differentiation from

Answer

A

Alcaligenes faecalis - non-pathogenic

Question 14

Q

Sheep blood agar:
Haemolytic
Non haemolytic

Answer

A

B. bronchiseptica
B. avium

Question 15

Q

Non lactose fermenting colonies in MacConkey agar

Answer

A

B. bronchiseptica
B. avium

Question 16

Q

Avirulent phase
Activation of virulent genes

Answer

A

25 degrees celcius
37 degrees celcius

Question 17

Q

For the expression of virulence

Answer

A

BvgAS locus

Question 18

Q

Lacks adenylate cyclase

Question 19

Q

Has adenylate cyclase haemolysin

Answer

A

B. bronchiseptica

Question 20

Q

Structure of a repeats-structural-toxin

Answer

A

B. bronchiseptica

Question 21

Q

Haemagglutinin production

Question 22

Q

Dermonecrotic toxin

Answer

A

Turbinate atrophy in pigs
B. bronchiseptica

Question 23

Q

Atrophic rhinitis

Answer

A

Pigs
B. bronchiseptica

Question 24

Q

Tracheobronchitis

Answer

A

Dogs
B. bronchiseptica

Question 25

Q

Pneumonia

Answer

A

Kittens
B. bronchiseptica

Question 26

Q

Respiratory infections

Answer

A

Horses
B. bronchiseptica

Question 27

Q

Upper respiratory infections

Answer

A

Rabbits
B. bronchiseptica

Question 28

Q

Bronchopneumonia

Answer

A

Laboratory rodents
B. bronchispetica

Question 29

Q

Coryza

Answer

A

Turkeys
B. avium

Question 30

Q

Penumonia in lambs

Answer

A

B. parapertussis

Question 31

Q

Urease production
B. bronchiseptica
B. avium
Alcaligenes faecalis

Question 32

Q

Malonate
B. bronchiseptica
B. avium
Alcaligenes faecalis

Question 33

Q

Nitrate reduction
B. bronchiseptica
B. avium
Alcaligenes faecalis

Question 34

Q

Haemagglutinating activity:
B. bronchiseptica
B. avium
Alcaligenes faecalis

Answer

A

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

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

negative (-)

Question 35

Q

MacConkey agar:
B. bronchiseptica
B. avium
Alcaligenes faecalis

Answer

A

-Pale, pinkish hue
-Pale pinkish hue
-Pale

Question 36

Q

Selective medium
B. bronchiseptica
B. avium
Alcaligenes faecalis

Answer

A

-small hue
-small hue
-large greenish

Question 37

Q

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

Question 38

Q

Pertactin (binds to cell)

Question 39

Q

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

Question 40

Q

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