Pig Slaughter and Evisceration

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Questions and Answers

Which of the following is used in industrial pig production for hair removal?

  • Manual scraping
  • Tunnel depilators (correct)
  • Opalováním (Flaming)
  • Hot water and scrapers

Manual cleaning of the carcass includes cleaning around the ears and eyes.

True (A)

What is used for final carcass cleaning?

  • Hot water
  • Scraping
  • High pressure water
  • Opalováním (Flaming) (correct)

What is the term used for the removal of internal organs during carcass processing?

<p>Vyholení (Evisceration)</p> Signup and view all the answers

Evisceration should be performed as soon as possible to minimize bacterial contamination.

<p>True (A)</p> Signup and view all the answers

Which bacteria is specifically mentioned regarding the necessity of acting fast?

<p>Escherichia coli (B)</p> Signup and view all the answers

During evisceration, the ______ and bladder need to be avoided.

<p>ureters</p> Signup and view all the answers

Which of the following organs are removed from the carcass during evisceration?

<p>Stomach (C)</p> Signup and view all the answers

The lungs have to be removed during the evisceration.

<p>True (A)</p> Signup and view all the answers

What must remain identifiable with the carcass until the completion of the veterinary inspection?

<p>Organs</p> Signup and view all the answers

What is the first step after evisceration in carcass processing?

<p>Washing (C)</p> Signup and view all the answers

Halving of the carcass is done with a hand saw.

<p>False (B)</p> Signup and view all the answers

Where is the carcass typically cut when halving pig carcasses?

<p>Along the medial line (A)</p> Signup and view all the answers

For cattle older than two years, a procedure targeting specific risk material (SRM) such as vertebrae plus head plus spinal cord is done, to look for ______.

<p>hafilérie</p> Signup and view all the answers

What does BSE stand for?

<p>Bovine Spongiform Encephalopathy (D)</p> Signup and view all the answers

Splitting a carcass into quarters is only used for beef.

<p>True (A)</p> Signup and view all the answers

What is the purpose of veterinary inspection of carcasses?

<p>Determine carcass size. (B)</p> Signup and view all the answers

What is the role of the 'owner (majitel)' declared during meat processing?

<p>Providing information along the food chain</p> Signup and view all the answers

The declaration by the owner provides data within the ______ chain.

<p>food</p> Signup and view all the answers

Match the term with its description:

<p>Vyholení = Removal of internal organs Čtvrcení = Dividing the carcass into quarters, specific for beef Půlení = Halving of the carcass Opalováním = Flaming for final carcass cleaning</p> Signup and view all the answers

Flashcards

Industrial pig processing

Industrial production involves machine debristlers and tunnels.

Manual cleaning areas

Manual cleaning of the body involves areas behind the ears, around the eyes and armpits after industrial processing.

Final cleaning method

Final cleaning involves singeing with propane-butane torch.

Evisceration (vykoleni)

Removal of internal organs.

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Evisceration timing

Perform it as soon as possible to avoid E. coli bacteria.

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Organs removed in evisceration

Intestines, stomach, liver, diaphragm, kidneys, lungs, heart, trachea, tongue and esophagus are removed

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Composition of larynx

Larynx includes lungs, heart, tongue, epiglottis, trachea, diaphragm.

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Veterinary inspection requirement

Veterinary inspection must ensure organs remain identifiable with the body.

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Effect of carcass cleaning

Washing the carcass results in halved pieces.

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Halving method

Halving the carcass on smaller slaughter animals using a meat saw.

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Pig dissection location

Dissect along the medial line (with head) in pigs.

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BSE Prevention measures

Removal of spine + head + spinal cord in cattle older than 2 years (SRM) to avoid BSE.

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Primary animal for quartering

Quartering (hind and front) - mainly beef.

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Veterinary inspection

Veterinary inspection according to slaughter weight.

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Declarations

Statements in the food chain.

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Study Notes

  • Industrial production involves automated de-bristling machines and tunnels.
  • Use vats, pigs are placed on a belt driven through nozzles spraying water (68°C), scrapers and pigs are scrubbed.
  • Manual cleaning uses harafuna
  • Manual body cleaning is done behind the ears, around eyes, armpits, and skin folds.
  • Final cleaning is done by singeing and using a propane-butane torch.

Evisceration (Vykoleni)

  • Removal of innards
  • Should be done as quickly as possible to avoid E. coli bacteria.
  • The carcass is hung by its hind legs, preventing urine contamination
  • Remove intestines, stomach, liver, diaphram, kidneys, lungs, heart, trachea, tongue and cheeks.
  • Thoracic organs are lungs, heart, tongue, cheeks, trachea, diaphram
  • Organs must remain identifiable with the carcass until the veterinary inspection is complete.
  • Wash down the halved carcass.
  • Carcasses are halved using a butcher saw in smaller slaughterhouses.
  • In pigs, the spinal cord is removed along the median line (including the head)
  • Bovine vertebral column is removed with the head and spinal cord
  • Animals 2 years and older are considered SRM (Specified Risk Material) and can be infected with hafilerie
  • Quartering (rear and front) should be done in beef carcasses
  • Veterinary inspection is done based on the size of the slaughter.
  • A declaration is made about the food chain data
  • The owner must state the data

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