Meat hygieneMeat hygiene

Practical 2Practical 2

Meat inspection methodMeat inspection method-:-:

11 - -Pre mortemPre mortem inspectioninspection- :- :

It's the clinical examination on the living animal It's the clinical examination on the living animal when it's inter the slaughter housewhen it's inter the slaughter house. .

22 - -Post mortem inspectionPost mortem inspection::

It's the carcass examination which include organs, It's the carcass examination which include organs, meat productsmeat products..

Pre m. inspectionPre m. inspection-:-:

This inspection must be done by daily when the This inspection must be done by daily when the animal stay along time in the lairage or one day animal stay along time in the lairage or one day before slaughtering and concentrating on before slaughtering and concentrating on isolated and recumbent animalisolated and recumbent animal..

AdvantageAdvantage::

11 - -To detect the affected animalTo detect the affected animal ( ( diseased, sick animaldiseased, sick animal ) )and isolated itand isolated it

from the herd or flockfrom the herd or flock . . 22 - -The emergency slaughtering for theThe emergency slaughtering for the

animal which get an accidentanimal which get an accident..33 - -Detect the notifiable disease like RPDetect the notifiable disease like RP , ,

FMD rabies, HS, anthraxFMD rabies, HS, anthrax . .44 - -Some disease get a pre mortemSome disease get a pre mortem

symptoms but not post mortemsymptoms but not post mortem ; ; pathological changes like mastitispathological changes like mastitis , ,

diarrhea, tetanus, rabies, listeriadiarrhea, tetanus, rabies, listeria , , wound, mites, FMDwound, mites, FMD . .

55 - -Avoid bad treating for the animal Avoid bad treating for the animal like beating, fatigued andlike beating, fatigued and

isolation of the ill naturalisolation of the ill natural and reducing the crowdingand reducing the crowding . .

66 - -Economics: To preventEconomics: To prevent slaughtering of emaciated and slaughtering of emaciated and

young animal )immature(young animal )immature( . .77 - -To prevent slaughtering ofTo prevent slaughtering of female, pregnant, and malefemale, pregnant, and male

for inseminationfor insemination . .88 - -Making sure on animal and perMaking sure on animal and per

cleaningcleaning..

After After a good clinical examination for a good clinical examination for animal prepare a report about the animal prepare a report about the affinity of the animal slaughtering affinity of the animal slaughtering and the animals will classified as:- and the animals will classified as:-

1- Normal appearance animal.1- Normal appearance animal.2- Abnormal appearance animal and 2- Abnormal appearance animal and

this may be in several ways.this may be in several ways. a- hopeless case )bury or burn(a- hopeless case )bury or burn( b- A treating animal but the b- A treating animal but the

consumption consumption depends on recovery case. depends on recovery case.

c- Suspected animal its affected animal c- Suspected animal its affected animal butbut

the consumption depend on postthe consumption depend on post slaughter inspection the disease slaughter inspection the disease

observed in post slaughter inspectionobserved in post slaughter inspection

Black leg, T.B, tumors, fascioliasis, Black leg, T.B, tumors, fascioliasis, tetanus, FMD, actinomycosis, disease tetanus, FMD, actinomycosis, disease observed in anti mortem inspectionobserved in anti mortem inspectionIn calf:In calf: - arthritis, diphtheria, white - arthritis, diphtheria, white diarrhea, alopeciadiarrhea, alopecia..Sheep:Sheep: - FMD, sheep mange, lymph - FMD, sheep mange, lymph adenitis, tetanus, ORF, POXadenitis, tetanus, ORF, POX..

Post mortem inspection: Post mortem inspection: The conditionThe condition::

11 - -This kind of inspection done immediately after slaughtering because any This kind of inspection done immediately after slaughtering because any delay will change the lesions such as lymph nods and collagen delay will change the lesions such as lymph nods and collagen

change to astern )R. Mortis(change to astern )R. Mortis( . .22 - -Its have to made by the same veterinarian who made the anteIts have to made by the same veterinarian who made the ante

mortem or pre mortem inspectmortem or pre mortem inspect . . 33 - -It's prefer to done under a natural lighting )sun light( to detect anyIt's prefer to done under a natural lighting )sun light( to detect any

abnormal cases like abnormal colours )congestion, ictrus(abnormal cases like abnormal colours )congestion, ictrus( 44 - -The meat inspector must be exist at slaughtering to detect abnormalThe meat inspector must be exist at slaughtering to detect abnormal

cases, odors, like uremiacases, odors, like uremia..55 - -To prevent throwing off the affected parts at slaughtering on the To prevent throwing off the affected parts at slaughtering on the

floors but putting them in a clean containers for destructionfloors but putting them in a clean containers for destruction..66 - -The meat inspector must have 2 knifes one for the affected part andThe meat inspector must have 2 knifes one for the affected part and

other for the sound parts and cleaned after inspection, theother for the sound parts and cleaned after inspection, the visceral and head hanged with the carcass and markedvisceral and head hanged with the carcass and marked..

77 - -Clean and disinfectant of the hands after inspectionClean and disinfectant of the hands after inspection..88 - -When the meat inspector suspected in case he had to send a lab When the meat inspector suspected in case he had to send a lab

sample for final judgmentsample for final judgment . .

The organs and lymph node The organs and lymph node inspected in several waysinspected in several ways-:-:

a- Observation:a- Observation: - - The organs observed The organs observed generally, internal and external by generally, internal and external by naked eyes for colour, odor, naked eyes for colour, odor, abscess, cyst, tumorsabscess, cyst, tumors..b- Palpation:b- Palpation: - - By using hands and By using hands and fingers tips at pressing on organsfingers tips at pressing on organs..C-Cutting and an incision:C-Cutting and an incision: - - In meat or In meat or organs and it's prefer to be in a low organs and it's prefer to be in a low number 1-2insc.Short 5-6c.m to not number 1-2insc.Short 5-6c.m to not deform the carcassesdeform the carcasses

The carcass inspected forThe carcass inspected for : :

Age, sex, nutrition rate, abnormal colour, complete bleeding, Age, sex, nutrition rate, abnormal colour, complete bleeding, bruises, Odem, deformity, abnormality in muscles, bones, bruises, Odem, deformity, abnormality in muscles, bones, joint, urinary and reproductive system, mucous membrane, joint, urinary and reproductive system, mucous membrane, abnormal lesion on lymph nods and skinabnormal lesion on lymph nods and skin..Head inspectionHead inspection:: Its begin withIts begin with : :

Tongue inspection:Tongue inspection: and it's important in case of and it's important in case of cysticercus's bovis, cysticercus's bovis, wooden tongue, and wounds wooden tongue, and wounds..Lips and gums inspection:Lips and gums inspection: - like in case of FMD , - like in case of FMD ,Actino Actino bacillosis bacillosis Teeth in inspection:Teeth in inspection: - for sureness of there safety and - for sureness of there safety and animal ages animal ages..Master muscleMaster muscle: - : - cysticercus's bovis,cysticercus's bovis, bleeding bleeding . .

Head lymph nodesHead lymph nodes: - sub maxillary – retro pharyngeal : - sub maxillary – retro pharyngeal parted L.M .,parotid parted L.M .,parotid . .

Mucous membrane. Inspection for icterus, congestion, Mucous membrane. Inspection for icterus, congestion, engorgementengorgement

Lung inspectionLung inspection-:-:

Observation: - include right and left lungs with all lobules with abnormality in color, presence of tumor and cyst

Palpation: may confirmation the presence of tumor and cyst with nodules and presence of consolidation area

Incision: in place of tumor or nodes to differentiated from parasitic case pneumonia, blood inspiration, T.B. hydate cyst, dictioclus, abscess and tumor, making sure in inspection of lung lymph node of bronchial, medestinal

liver inspection.:Observation .

Palpation Incision in billary ducts The most important diseases are :- fatty liver, chronic fascioliasis T.B., hydate cyst, liver ictrus , cysticercus .tenicolus , liver abscess, tumors infarction, necrotic focies, dicrocilum denderiticam

-liver lymph nodes

Heart inspectionHeart inspection-:-:

11 - -pericardium inspection:- the liquid has to be pericardium inspection:- the liquid has to be translucent, viscous, glisteningtranslucent, viscous, glistening

22 - -incision:- for declaring the heart valves and the incision haveincision:- for declaring the heart valves and the incision have to be in left ventriclesto be in left ventricles . .

The diseaseThe disease:- :- cysticercus boviscysticercus bovis, tuberculosis, tuberculosis spleenspleen-:-:

observation: in ox and sheep it's adherent to rumenobservation: in ox and sheep it's adherent to rumen color: reddish-brown in colorcolor: reddish-brown in color..

in cow and horse it's bluish in colorin cow and horse it's bluish in color.. incision:- there is enlargement in anthrax, leucosis, salmonellosisincision:- there is enlargement in anthrax, leucosis, salmonellosis. . kidneyskidneys-:-:

Remove the capsule then make incision and notes these diseaseRemove the capsule then make incision and notes these disease.. Gaot, pelonephritis, hydronephrosis ,hydatidGaot, pelonephritis, hydronephrosis ,hydatid system T.B., black kidney, pulpy kidney, petical hemorrhage system T.B., black kidney, pulpy kidney, petical hemorrhage )septicemia( infarction, fatty change)septicemia( infarction, fatty change . .then we examin the adrenal glands, urine bladder, renal L.Nthen we examin the adrenal glands, urine bladder, renal L.N..

IntestineIntestine-:-:

watching the mesenteric L.Nwatching the mesenteric L.N..udderudder-:-:

observe L.N. like supra mammary lymph node for abscess observe L.N. like supra mammary lymph node for abscess T.BT.B..

uterine and overiesuterine and overies-:-: it's very important to observe these organs because it's it's very important to observe these organs because it's very common the sebtecimic condi due to mummified very common the sebtecimic condi due to mummified fetus, mycerated , retaind placenta, pyometrafetus, mycerated , retaind placenta, pyometra..testestestes::

to observe L.N inguinal inlargment due to T.B, tumor, to observe L.N inguinal inlargment due to T.B, tumor, orchitis, abscess super facial inguinal L..Norchitis, abscess super facial inguinal L..N..

in small animalsin small animals-: -: the inspection is easier because the animal is young the inspection is easier because the animal is young

therefore it's not suffer from chronic diseasetherefore it's not suffer from chronic disease..the most important disease calf diphtheria, hernia, scour the most important disease calf diphtheria, hernia, scour

diarrheadiarrhea