Pathology Written 06/12/2017

Question 1

How does the pneumomycosis often develop in birds?

Answer 1

Via aerogenous route

Question 2

Which can cause proventriculitis?

Answer 2

Corona virus

Question 3

Which of the following leads to osteopetrosis in birds?

Answer 3

Retrovirus (leukosis, sarcoma)

Question 4

What is the causative agent of coryza?

Answer 4

Avibacterium paragallinarum

Question 5

What is a lesion of Derzys disease?

Answer 5

Fluid in cavities, serofibrinous

Question 6

What is haemorrhagic syndrome caused by?

Answer 6

Alternaria toxins (tenuazonic acid)

Question 7

Which species can get infectious anaemia?

Answer 7

Chicken

Question 8

What is the cause of aortic rupture in turkey?

Answer 8

Malnutrition

Question 9

Acute Laryngeotracheitis causes?

Answer 9

Acute catarrhal inflammation

Question 10

Cause of turkey rhinitis?

Answer 10

Mycoplasma gallisepticum

Question 11

What does vitamin E deficiency cause?

Answer 11

Brain lesions (cerebral oedema, zenker necrosis, regressive changes in CNS/spinal cord, exudative diathesis in chickens

Question 12

Staph. aureus causes?

Answer 12

All of the above (follicultisi/cellulitis/pododermatitis)

Question 13

Mycoplasma synoviae?

Answer 13

Cause tenosynovitis and arthritis

Question 14

Rimerelosis?

Answer 14

Causes exudative serositis

Question 15

Green muscle/Oregon disease

Answer 15

Constitutional leson

Question 16

What causes Angara disease?

Answer 16

Adenovirus (hydropericardium hepatitis syndrome)

Question 17

What are the symptoms of Derzys disease?

Answer 17

Accumulation of exudate in body cavities

Question 18

Campylobacter affects mainly?

Answer 18

Layer chickens

Question 19

Age of group for infectious Coryza?

Answer 19

8-12 weeks

Question 20

What causes caseous colitis?

Answer 20

All (rough feed/salmonella/intestinal spirochaetosis)

Question 21

Cause of haemorrhagic enteritis in turkeys?

Answer 21

Adenovirus

Question 22

What causes duck plaque?

Answer 22

Alphaherpes virus

Question 23

Where is E. tenella in bird?

Answer 23

Caecum

Question 24

What does mesogenic straing of Newcastle disease cause?

Answer 24

Viraemia and resp. lesions in young chicks, neural signs and decreased egg production in dults)

Question 25

Laryngotracheitis cause?

Answer 25

Does NOT cause viraemia

Question 26

What does viral enteritides cause?

Answer 26

All (malsecretion, maldigestion, malabsorption)

Question 27

What age does necrotic enteritis in chicken?

Answer 27

2-5 weeks

Question 28

Pox virus causes?

Answer 28

Bollinger bodies

Question 29

What is osteomyosclerosis?

Answer 29

Another name for osteothesaurismosis

Question 30

Avian influenza affects?

Answer 30

Lower third of trachea and macrobronchi

Question 31

TRT and E. coli causes?

Answer 31

Swollen head

Question 32

When does necrobiotic fatty infiltration of the liver affect birds?

Answer 32

12-14 weeks turkey

Question 33

Peracute duck viral hepatitis causes?

Answer 33

Necrotic haemorrhagic liver dystrophy

Question 34

Infectious bursitis can affect which age group?

Answer 34

Until 4 month of age (most susceptibility 3-6 weeks)

Question 35

What causes epidemic tremor?

Answer 35

Virus

Question 36

What does gizzerosine cause?

Answer 36

Ulceration of gizzard

Question 37

Acute fowl typhoid causes?

Answer 37

Acute septic hyperaemic splenitis

Question 38

Angara disease is caused by?

Answer 38

Adenovirus

Question 39

Sudden death often occurs in?

Answer 39

Meat type birds

Question 40

Which of the following could cause this lesion (picture of a joint)?

Answer 40

All (orthoreovirus/staph. aureus/M. synoviae)

Question 41

Pneymomoycosis can metastatise?

Answer 41

Both (eye and brain)

Question 42

Lack of vitamin B1 causes?

Answer 42

Degeneration of the myelin sheaths and Schwann cells

Question 43

Hen paralysis?

Answer 43

Marek's disease

Question 44

Whats the cause of epidemic tremor?

Answer 44

Virus (picornavirus)