Pathology Written 06/12/2017 Flashcards Preview

Pathology III - Poultry > Pathology Written 06/12/2017 > Flashcards

Flashcards in Pathology Written 06/12/2017 Deck (44)
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1
Q

How does the pneumomycosis often develop in birds?

A

Via aerogenous route

2
Q

Which can cause proventriculitis?

A

Corona virus

3
Q

Which of the following leads to osteopetrosis in birds?

A

Retrovirus (leukosis, sarcoma)

4
Q

What is the causative agent of coryza?

A

Avibacterium paragallinarum

5
Q

What is a lesion of Derzys disease?

A

Fluid in cavities, serofibrinous

6
Q

What is haemorrhagic syndrome caused by?

A

Alternaria toxins (tenuazonic acid)

7
Q

Which species can get infectious anaemia?

A

Chicken

8
Q

What is the cause of aortic rupture in turkey?

A

Malnutrition

9
Q

Acute Laryngeotracheitis causes?

A

Acute catarrhal inflammation

10
Q

Cause of turkey rhinitis?

A

Mycoplasma gallisepticum

11
Q

What does vitamin E deficiency cause?

A

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

12
Q

Staph. aureus causes?

A

All of the above (follicultisi/cellulitis/pododermatitis)

13
Q

Mycoplasma synoviae?

A

Cause tenosynovitis and arthritis

14
Q

Rimerelosis?

A

Causes exudative serositis

15
Q

Green muscle/Oregon disease

A

Constitutional leson

16
Q

What causes Angara disease?

A

Adenovirus (hydropericardium hepatitis syndrome)

17
Q

What are the symptoms of Derzys disease?

A

Accumulation of exudate in body cavities

18
Q

Campylobacter affects mainly?

A

Layer chickens

19
Q

Age of group for infectious Coryza?

A

8-12 weeks

20
Q

What causes caseous colitis?

A

All (rough feed/salmonella/intestinal spirochaetosis)

21
Q

Cause of haemorrhagic enteritis in turkeys?

A

Adenovirus

22
Q

What causes duck plaque?

A

Alphaherpes virus

23
Q

Where is E. tenella in bird?

A

Caecum

24
Q

What does mesogenic straing of Newcastle disease cause?

A

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

25
Q

Laryngotracheitis cause?

A

Does NOT cause viraemia

26
Q

What does viral enteritides cause?

A

All (malsecretion, maldigestion, malabsorption)

27
Q

What age does necrotic enteritis in chicken?

A

2-5 weeks

28
Q

Pox virus causes?

A

Bollinger bodies

29
Q

What is osteomyosclerosis?

A

Another name for osteothesaurismosis

30
Q

Avian influenza affects?

A

Lower third of trachea and macrobronchi

31
Q

TRT and E. coli causes?

A

Swollen head

32
Q

When does necrobiotic fatty infiltration of the liver affect birds?

A

12-14 weeks turkey

33
Q

Peracute duck viral hepatitis causes?

A

Necrotic haemorrhagic liver dystrophy

34
Q

Infectious bursitis can affect which age group?

A

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

35
Q

What causes epidemic tremor?

A

Virus

36
Q

What does gizzerosine cause?

A

Ulceration of gizzard

37
Q

Acute fowl typhoid causes?

A

Acute septic hyperaemic splenitis

38
Q

Angara disease is caused by?

A

Adenovirus

39
Q

Sudden death often occurs in?

A

Meat type birds

40
Q

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

A

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

41
Q

Pneymomoycosis can metastatise?

A

Both (eye and brain)

42
Q

Lack of vitamin B1 causes?

A

Degeneration of the myelin sheaths and Schwann cells

43
Q

Hen paralysis?

A

Marek’s disease

44
Q

Whats the cause of epidemic tremor?

A

Virus (picornavirus)