8.Brucella, Pseudomonas, Burkholderia, Aeromonas, Francisella, Bordetella, Moraxella. Identification of an unknown bacterium II.

Question 1

Pseudomonas pseudomallei can cause mastitis, dermatitis, middle ear infection, speticaemia in wide range of animal species.

Answer 1

false (aeruginosa)

Question 2

Moraxella can infect even calves

Answer 2

true

Question 3

Brucella melitensis is maintained by sheep and goat

Answer 3

True

Question 4

Brucella melitensis is obligate aerobic bacterium

Answer 4

True

Question 5

Francisella tularensis can infect humans, causes tularaemia

Answer 5

true

Question 6

Bordatella spp. can grow on citrate agar surface

Answer 6

true

Question 7

Brucella suis is an obligate anaerobic bacterium

Answer 7

False

Question 8

Bordetella bronciseptica can cause pneumonia in rabbits

Answer 8

true

Question 9

B.melitensis, B.abortus and B.canis have a strong relantionship in antigenic structure, so they show cross reactions

Answer 9

false

Question 10

Brucella abortus is facultative pathogenic bacteroum

Answer 10

False

Question 11

burkholderia mallei has flagella and obligate anaerob, but survives in water

Answer 11

false

Question 12

B.pseudomallei is a flagellated bacterium

Answer 12

true

Question 13

Moraxella ovis - we can see cocci in pairs in the smears

Answer 13

True

Question 14

Pseudomonas aeruginosa produces two types of pigments

Answer 14

true (piocianin, fluorescein)

Question 15

Human is susceptible to Burkholderia mallei.

Answer 15

True

Question 16

Moraxella ovis can cause pneumonia in calves and sheep.

Answer 16

false

Question 17

Special staining methods for brucella spp. is Ziehl-neelsen

Answer 17

false, koster-staining

Question 18

. B. mallei is a widespread bacterium in our environment.

Answer 18

False, B. (pseudomallei is widespread)

Question 19

Koster-positive bacteria are red

Answer 19

True (blue=neg,positive=red)

Question 20

Brucella abortus is facultative pathogenic bacterium

Answer 20

• false?

Question 21

Glanders (malleus) is caused by Burkholderia pseudomallei.

Answer 21

False, B.mallei

Question 22

We use 5% sulphuric acid for koster-staining

Answer 22

False (0.5)

Question 23

Cattle can be infected by brucella ovis

Answer 23

False, sheep

Question 24

Francisella subspecies can be found in rodents and in artheropods

Answer 24

true

Question 25

pseudomonas aeruginosa produces pigment and odour during culturing

Answer 25

false

Question 26

Aeromonas hydrophyla and A.salmoncida are cocci shape and have simple cultivation demands

Answer 26

true

Question 27

Pseudomonas aeruginosa is flagellated bacterium species

Answer 27

True

Question 28

As a result of koster-staining brucella abortus is red

Answer 28

True (positive=red)

Question 29

Burkholderia mallei can infect swine

Answer 29

FALSE, cat, human, horse/donkey

Question 30

Francisella tularensis has uniform antigens, but has cross reaction with brucella spp. and Y.pestis

Answer 30

true

Question 31

Aeromonas spp. is obligate anaerobic bacteria.

Answer 31

False, (aerobic and facultative anaerobic)

Question 32

Moraxella ovis can cause pneumonia in calves and sheep.

Answer 32

false

Question 33

Brucella suis is an obligate anaerobic bacterium.

Answer 33

False, (obligate aerobic bacterium)

Question 34

Brucella suis has 5 biotypes

Answer 34

True

Question 35

Francisella tularensis is the causative agent of tularaemia

Answer 35

true

Question 36

moraxella bovis is a non haemolytic, catalase and oxidase - bacterium

Answer 36

false (++)

Question 37

Brucella suis biotype 2 can infect the european brown hare

Answer 37

True

Question 38

B.suis is koster-negative

Answer 38

false

Question 39

Brucella melitensis is obligate aerobic bacterium

Answer 39

True

Question 40

Pseudomonas aeruginosa causes otitis externa in rabbits.

Answer 40

False

Question 41

B.Ovis is a zoonotic agent

Answer 41

false

Question 42

Optimal temperature for culture of Aeromonas hydrophilia is above 28°C.

Answer 42

False, not above

Question 43

A.Salmonicida can cause furunculosis in fish

Answer 43

true

Question 44

The causative agent of avian bordetellosis produces dermonecrotoxin

Answer 44

true

Question 45

Brucella spp. can grow on S and R type of colonies depending on the species

Answer 45

true

Question 46

Moraxella ovis - we can see cocci in pairs in the smears

Answer 46

true

Question 47

Brucella spp. are obligate anaerobic and not fastidious bacteria

Answer 47

false

Question 48

Pseudomonas aeruginosa has restistance for quaterner ammonium salts and dehydration

Answer 48

true

Question 49

moraxella bovis is the causative agent of the artrophic rhinitis of pigs

Answer 49

false

Question 50

optimal temperature for culture of aeromonas hydrophilia is about 28C

Answer 50

true

Question 51

brucella spp. can cause mainly pneumonia and mastitis in ru

Answer 51

false

Question 52

Brucella sp. is able to multiple in the environment.

Answer 52

False

Question 53

bordetella pertussis causes the artophic rhinitis in pigs and kennel cough in dogss

Answer 53

true? (not sure about kennel cough)

Question 54

Brucella spp. are catalase + and oxidase -

Answer 54

false (++)

Question 55

Frencisella tubarensis cannot infect humans

Answer 55

false

Question 56

The causative agents of glanders can be cultures on glycerol containing medium

Answer 56

true

Question 57

Francisella is a fastidious bacterium, with requirment for cystin, cystin and yeast extract

Answer 57

True

Question 58

Francisella tularensis is an obligate aerob and catalase +, oxidase - bacterium

Answer 58

true

Question 59

Aeromonas hydrophilia infects fish, amphibia and reptiles, but they can be present in the intestinal flora of mammals

Answer 59

true

Question 60

Brucella abortus is facultative pathogenic bacteroum

Answer 60

False