Residues Flashcards

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1
Q

What is a residue

A

Hormonal substances
Authorised medicinal products in excess of the maximum permitted levels
Unauthorised medicinal products
Pesticides
Other substances, harmful in excess.

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2
Q

Legislation of importance

A

The Animals and Animal Products (Examination for Residues and Maximum Residue Limits) Regulations(England & Scotland)2015 (Northern Ireland) 2016 as amended.

THIS AND Manual for Official Controls CHAPTER 5 RESIDUESIS YOUR GO TO!!!!

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3
Q

Outline surveillance sampling in regards to the National Residue Plan

A

Requirement of thisNational Residue Planthat samples are not takenrandomly

Samples should be taken on the basis of random allocation of samples to target animal groups.

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4
Q

Differentiate between surveillance and suspect sampling

A

Surveillance sampling: designing National Plans e.g. residue surveillance sampling

Suspect sampling: Sampling of animals /meat suspected of containing residues

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5
Q

What are some signs that may lead to the suspect sampling for antimicrobial

A

(1) Signs of recent illness
(2) Injection sites are detected at post-mortem examination
(3) All carcasses presented as on-farm emergency slaughter (OFES)

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6
Q

What are some signs that may lead to the suspect sampling for anabolic steroids

A

1) Finding of an implant or pellets at ante-mortem or post- mortem examination;
(2) Recent injection sites are detected or on unusual sites

Alterations to secondary sex characteristics
Behavioural changes
Changes in conformation, suspicious grading

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7
Q

What are some signs that may lead to the suspect sampling for Beta Agonists

A

Suspects should be identified @ ante-mortem/post-mortem inspection
Good conformation and little fat cover
flaccidity of the trachea
hyperaesthesia
tachycardia.

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8
Q

Who undertakes the analyses

A

Veterinary Medicine Directorate or Agri-Food Biosciences (NI)
FVO approved
National Reference Labs (NRL) for certain substances/residue groups

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