Exam 3: Avibacterium

Question 1

What causes Infectious coryza

Answer 1

Avibacterium paragallinarum

Question 2

T/F. A. paragallinarum is NAD dependent

Answer 2

T

Question 3

What does A. paragallinarum cause in chickens

Answer 3

rhinitis and sinusitis

Question 4

VF of A. paragallinarum

Answer 4

Capsule
Adhesins
Endotoxin
Fe acquisition

Question 5

How is A. paragallinarum transmitted

Answer 5

Water

Question 6

Who is most susceptible to A. paragallinarum

Answer 6

stressed

Question 7

C/S of acute A. paragallinarum

Answer 7

General
anorexia
conjunctivitis

Question 8

C/S of subacute A. paragallinarum

Answer 8

Sinitis with pus

edema of head and neck

Question 9

Dx A. paragallinarum

Answer 9

Bacterial culture

Question 10

Tx A. paragallinarum

Answer 10

Abx. must be fast

Question 11

Who becomes infected with Ornithobacterium rhinotracheale

Answer 11

Poultry

Question 12

Predisposing factors of O. rhinotracheale

Answer 12

1. stress
2. high density
3. ventilation

Question 13

pathogenesis of O. rhinotracheale

Answer 13

Nose> Trachea> airsac> lung

Question 14

C/S of O. rhinotracheale

Answer 14

1. sneezing
2. nose exudate
3. Coughing
4. edema

Question 15

Tx: of O. rhinotracheale

Answer 15

bacterial culture

Question 16

Why is culture difficult fo O. rhinotracheale

Answer 16

Slow growth
fequently overgrown by other bacteria
needs CO2

Question 17

WHy is ELISA not common for O. rhinotracheale dx

Answer 17

Only serotype A

Question 18

How do you Tx O. rhinotracheale

Answer 18

abx

Question 19

Who becomes infected with Actinobacillus pleuropneumoniae

Answer 19

pigs less than 6mo

Question 20

What are the two biotypes of A. pleuropneumoniae

Answer 20

Biotype 1: NAD Dependent

Biotype 2: NAD independent

Question 21

How many serotypes of A. pleuropneumoniae are there

Answer 21

16

Question 22

What is the purpose of S. aureus when culturing A. pleuropneumoniae

Answer 22

To provide NAD

Question 23

How is A. pleuropneumonia spread

Answer 23

direct contact
aerosol
ventilation

Question 24

Where is A. pleuropneumoniae carried by carriers

Answer 24

Nose
Tonsils
long noduli

Question 25

What is the major predisposing factor for A. pleuropneumoniae

Answer 25

Stress

Question 26

What Exotoxin is produced by A. pleuropneumoniae

Answer 26

Apx toxin

Question 27

VF of A. pleuropneumoniae

Answer 27

1. Fimbrae 2. TBP 3. Capsule 4. LPS 5. OMP 6. Exotoxin Apx 7. Enxymes 8. HSP

Question 28

What are the enzymes produced by A. pleuropneumoniae

Answer 28

Protease Cu Zn SOD

Question 29

C/S of A. pleuropneumoniae

Answer 29

Resp distress | General symptoms

Question 30

What 3 things are included in vacc. for A. pleuropneumoniae

Answer 30

1. Type !V fimbriae 2. Transferin binding p 3. Apx toxins

Question 31

Dx A. pleuropneumoniae

Answer 31

1. C/s 2. Autopsia 3. Bacterial culture

Question 32

How do you detect carriersof A. pleuropneumoniae

Answer 32

PCR | Swab from nose or tonsils

Question 33

Where is A. suis carried in pigs

Answer 33

tonsils and vagina

Question 34

A. suis is pathogenic for ____

Answer 34

mice

Question 35

C/S of A. suis

Answer 35

young: acute mortality Weaning: General symptoms and resp. distress Adult: abscesses, fever

Question 36

How do you dx A. suis

Answer 36

Bacterial culture

Question 37

Tx of A. suis

Answer 37

Abx

Question 38

What are the two subspecies of A. equuli

Answer 38

1. Haemolyticus (horse) | 2. equuli (horse and pig)

Question 39

Where is A. equuli carried?

Answer 39

mouth and GIT

Question 40

What toxins are produced by A. equuli

Answer 40

AQX

Question 41

C/s of A. equuli

Answer 41

Bronchitis Pleuritis Pneumonia

Question 42

What causes sleepy foal dz

Answer 42

A. equuli

Question 43

C/S of sleepy foal dz

Answer 43

septicaemia enteritis slimy pus

Question 44

What happens when adult horses are infected with A. equuli

Answer 44

abortions of sleepy foals

Question 45

where does A. equuli frequently localize?

Answer 45

joints

Question 46

What causes Wooden tongue

Answer 46

A. lignieresii

Question 47

A. lignieresii is and inhabitant of ___

Answer 47

nasopharynx

Question 48

What organ is most effected by A. lignieresii

Answer 48

tongue

Question 49

What bacterium causes a capsule full of pus to form on the tongue

Answer 49

A. lignieresii

Question 50

The pus caused by A. lignieresii contains ____ granules

Answer 50

sulfur

Question 51

How do you dx A. lignieresii

Answer 51

Histology | microscopy of granules