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40 Cards in this Set

  • Front
  • Back

What is the weakness of organoleptic inspection?

Can't detect microbial pathogen contaminated carcasses

How many grand parent breeding farms are there in Ireland?

~10

How many parent breeding farms are there in Ireland?

~94

How many hatcheries are there in Ireland?

~13

How many broiler farms are there in Ireland?

~340

How many EU approved processing plants are there in Ireland?

~19 (16 broilers)

What are the 4 steps of live bird transport?

Grandparent stock ---> Parent Breeding stock ---> Broiler stock ---> Broiler processing

What are the physical hazards in poultry processing?

metals / non metal particulates in processing environment

What are the chemical hazards in poultry processing?

antimicrobial residues, contaminants (aflatoxins, dioxins)

What 5 microbiological hazards are there in poultry processing?

C. spp., S. spp., L. monocytogenesis, Clostridium perfringens, Y. enterocolitica

Is HACCP completely effective?

No, risk reduction strategy, increases likelihood of producing pathogen free animals

What are the 9 sources of pathogen introduction in poultry processing?

breeding pyramid, litter, feed, water, rodents insects and wild birds, housing, personnel, air quality, environment

What is the concentration of Campylobacter contamination?

NZ: <3.78 log cfu/carcase, Denmark: 100-fold (2 log) 30 fold less campylobacteriosis

What does HACCP focus on in farm environment?

Hygiene barriers and biosecurity: place physical or chemical obstacles at key stages in poultry production to prevent introduction of infection

What intervention steps are allowed in the EU?

Non-intervention systems, no hazard elimination steps available during processing

What intervention steps are allowed by the USDA?

Interventions allowed eg chemical carcass washes

What are the sources of infection of HACCP system on farms?

newly hatched chicks, farm environment, feeds, personnel, ineffective house disinfection, vectors (rodents), air, litter

What steps are required to monitor feed mills and feed?

control raw ingredients, segregation of dirty and clean areas within mill, thermal processing / monitoring, cleaning and disinfection, dedicated vehicles for finished feed delivery, bird/rodent control, microbiological and chemical surveillance, documentation and verification

What precautions are needed in hatcheries?

personnel hygiene, ventilation, egg fumigation, facility and equipment sanitation, egg collection and chick delivery vehicle sanitation, water quality, microbiological surveillance, documentation and verification

What precautions are needed at the farm biosecurity level?

access restriction, perimeter fencing, foot dips/hygiene zoning in ante-rooms, hand washing facilities, protective clothing, rodent control programmes, building maintenance, fly screens

What is the anterior room?

Room where personnel change and wash before entering the chickenhouse

What should surround a chicken house?

a vegetation free zone / drained zone

What precautions are used for feed and water?

storage facilities: dry and ventilated, water potable standard, chlorination

What house and equipment precautions are needed?

SOPs in place, pathogen screening

What also information should be recorded?

medication history, mortality records

What precautions are used on the breeding stocks?

routine salmonella monitoring, stop egg supply from infected flocks, compulsory slaughter of infected flock, disinfection of affected houses, resting of infected houses, intensive sampling of subsequent flocks

What is the main source of contaminants?

live birds

What are the 9 stages of poultry slaughter?

live bird -> stunting/killing/bleeding -> scalding/plucking -> evisceration/veterinary inspection -> final carcass wash -> primary chilling -> grading/weighing/packing -> secondary chilling/freezing ->chill/cold store

What are the 8 critical control points in poultry slaughter?

evisceration, veterinary inspection, final carcass wash, primary carcass chilling, packaging/labelling, final chilling/freezing, metal detection, micro and chemical testing/surveillance

What temp is used for primary chilling?

</= 4*C

What temp is used for final chilling?

</= 4*C

What temp is used for final freezing?

</= -12*C

What 3 things are required prior to HACCP implementation?

GMPs, GHPs and SOPs

What are the 5 hazards in beef production?

verotoxigenic E. coli, Salmonella spp., prions, residues and contaminants, traceability

What are the 7 critical control points of beef production?

antemortem inspection, dehiding, evisceration, spinal column removal, steam pasteurisation / hot water washing, chilling, micro and chemical surveillance and testing

What 3 diseases are common from beef contamination?

BSE, salmonellosis, listeriosis

What are the 3 most heavily soiled areas of cows?

hock, flank, brisket

What needs to be 3 things need to be done at the evisceration stage of beef production?

prevent leakage and rupture of GIT, prevent spillage of intestinal contents on to carcass, bung and tie rectum and oesophagus of all animals

How is beef pasteurised?

steam pasteurisation at 90*C for 12 seconds, hot water wash at >/= 85*C

What philosophy is the most effective means of producing safe food?

LISA