Post Mortem Inspection Flashcards

1
Q

Who carries out the post-mortem inspection and who oversees it

A
  1. Overseen by Food Standards Agency (FSA)
  2. Meat Hygiene inspector (MHI) apples health mark and can find diseases and ask OV to confirm
  3. OV looks at unusual conditions and any cases of emergency slaughter
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2
Q

What are the main procedures during a post mortem

A

Take into account AM
View all external surfaces
Look for any notifiable/zoonotic diseases
Take into account FCI
Must include carcases and accompanying offal

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3
Q

What are the potential outcomes after a post mortem

A
  1. Pass meat as fit for human consumption
  2. Declare the meat as unfit for human consumption
  3. Detain the meat for further examination
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4
Q

If there is no evidence of generalised disease or recent medication, what is the outcome of the post mortem

A

Passed for human consumption

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5
Q

if there is evidence of recent medication, what is the next step and what are the possible results from the post mortem

A

Test for residues
Passed for human consumption of test is negative
Condemn carcass if the test is positive

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6
Q

If there is evidence of localised disease condition, what is the next step and the outcome from the post mortem

A

Remove affected tissue
Passed for human consumption

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7
Q

If there is evidence of generalised disease with potential for producing food-borne disease, what is the next step and the outcome from the post mortem

A

Food borne disease threat removed by special procedures
Either passed or restricted depending on result

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8
Q

If there is a food borne disease threat that cannot be removed by special procedures, what is the outcome from the post mortem

A

Carcass is condemned

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9
Q

Name the reasons for total rejection in cattle (x11)

A

Oedema/emaciation
Generalised TB
Multiple abscesses
Septicaemia/fever
Hydatidosis
Jaundice
Navel/joint ill in young animals
Uraemia/abnormal odour
Cysticercus bovis in multiple location
Less than 7 days old
Contamination

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10
Q

List the reasons for partial rejection the head of cattle (x3)

A

Cysticercus bovis
Hydatid cysts
Contamination

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11
Q

List the reasons for partial rejection of the offal in cattle (x10)

A

Pneumonia
Pleurisy
Lungworn
Liver abscesses
Immature or mature flukes
Hepatic scarring
Hydatid cysts
Traumatic pericarditis
Contamination
Cysticercus bovis

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12
Q

List the reasons for partial rejection of areas of the carcase

A

Abscesses in different areas
Cysticercus bovis
Joint lesions e.g. arthritis
Brusing
Hydatid cyst
Contamination

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13
Q

List the reasons for total rejection of sheep and goats (x9)

A

Septicaemia/fever
Jaundice
Contamination
Cysticercus ovis (generalised)
Emaciation/generalised oedema
Hydadtidosis
Multiple abscesses
Generalised tuberculosis
Polyarthritis

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14
Q

List the reasons for partial rejection of the offal in sheep and goats (x9)

A

Pneumonia - mycoplasma and pasturella like
Lung abscesses
Lungworm
Hydatid cysts
Immature and mature flukes
Cysticercus tenuicollis
Cysticercus ovis
Historic scarring
Contamination

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15
Q

List the reasons for partial rejection of areas of the carcase in sheep and goats

A

Abscesses on head, forequarters and hindquarters
Brusing
Joint lesions
Cysticercus ovis
Hydatid cyst
Contamination

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16
Q

List the reasons for total rejection of pigs (x13)

A

Pyaemia
Tail bite abscess
Septic peritonitis and pleurisy
Polyarthritis
Emaciation/ generalised oedema
Septic pleurisy
Processing fault
Badly bled
Anaemia
Septicaemia/toxaemia
Jaundice
Cysticercosis
Contamination

17
Q

List reasons for partial rejection of the offal in pigs (x9)

A

Milk spot
Peritonitis
Visceral pleruicity
Pneumonia
Endocarditis
Pericarditis
Kidney lesions
Abscesses
Contamination

18
Q

List the reasons for partial rejection of areas of the carcase in pigs (x9)

A

Joint lesions - single or multiple
Abscesses - single or multiple
Tail bite
Papular dermatitis like
Erysipelas skin like
Visceral pleurisy
Parietal pleurisy
Fight marks
Contamination

19
Q

If cysticercus bovis is generalised, what is the result

A

Total condemnation/rejection

20
Q

If cysticercus bovis is localised, what is the result

A

Parțial condemnation of affected area
Freezing of the carcass

21
Q

What additional inspections are required if bovine TB is suspected

A

Pre-scapular and superficial inguinal lymph nodes must be inspected

22
Q

What heart worms are found in sheep, cows and pigs

A

Sheep - Taenia ovis, Cysticercus ovis
Cows - Taenia saginata, Cysticercus bovis
Pigs - Taenia sodium, Cysticercus cellulosae

23
Q

What are the most common things to look for in the heart when inspecting it post mortem

A

Pericarditis
Endocarditis
Parasites

24
Q

If you find pericarditis, what is the result

A

Reject heart, rest of carcass is fine

25
Q

If you find endocarditis, what is the result

A

If diamond shape lesions on the skins well as heart - reject whole carcase

26
Q

What 4 things could cause lungs to be rejected at post mortem

A

Pneumonia
Pleurisy
Lungworm
Abscesses

27
Q

What are you looking for in pig livers at post mortem (x4)

A

Ascaris suum
Fasciola hepatica
Hydatid cyst
Abscesses

28
Q

What is distomatosis, what is it caused by and what would result of post mortem be

A

Swollen liver with more pronounced white bile ducts
Fasciola hepatica
Partial rejection of the liver

29
Q

What 2 notifiable diseases do you look for in the kidney at post mortem

A

Classical swine fever
African swine fever

30
Q

What conditions do you look for in the spleen post mortem (x4)

A

TB lesions
Abscesses
Haemorrhage
Hydatid cyst

31
Q

What is the result post mortem if the animal has arthritis

A

if one affected joint - reject up to the next joint
If multiple joints affected - reject whole carcass

32
Q

What are the main causes for full carcase condemnation (x8)

A

Emaciation
Jaundice
Fevered (septicaemia/toxaemia)
DOA, DIL, unborn or under 7 days old
Generalised oedema
Pyemia
Abnormal odours - uraemia, acetonemia
No ante mortem performed

33
Q

If melanosis, what is the result of the post mortem

A

Reject affected tissue
Rest of carcase is okay

34
Q

What 3 things do you take samples to test for at the abattoir

A

Aujezsky’s disease - boars only
Residues
Trichinella

35
Q

What is the procedure if testing for Trichinella

A

Carcase and any parts containing striated muscle remain under official control until results obtained
Never allow into food chain without a definitive test