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Meat Science
Microbial Interventions and HACCP Quiz
18
Veterinary Medicine
Undergraduate 4
04/21/2008

Additional Veterinary Medicine Flashcards

 


 

Cards

Term
List the HACCP principles in their logical Order (7)*
Definition

1 - Conduct Hazard anaylsis

2- Critical Control  Points

3- Establish critical control limits for each point

4 Establish monitoring procedure

5. Establish corrective action

6. Establish Record keeping system

7. establish verification procedures

Term

Name 2 types of each of the following hazards that could be associated with ground beef

Biological, chemical and physical

*

Definition

Biological -Listeria monocytogenes, E.coli 0157:h7, or salmonella sp

Chemical - antibiotics, nitrate/ite, pestisides, bleach, sanitizers

Physical - metals, bone fragments, foregin objects, insects.

Term

When was HACCP first used in foods?

*

Definition
1959 - w/ pillsbury for astronaunts
Term

Which companies were involved in the original developement of HACCP

*

Definition

Pillsbury

NASA (National aeronautic...blah blah)

US army Natrick Labs

US airforce space lab project group

 

The actual question asked which company was not involved which in the case of the question was Tyson Foods

Term

What year did the Pathogen reduction Act (HACCP) come into use in the meat industry

 

*

Definition

1996

 

After the Jack in the crack E.Coli outbreak

Term

What event was the direct result in bringing HACCP to the meat industry

*

Definition

An outbreak of E.Coli o157:H7 in ground beef

Term

A minimum value to which a process parameter must be controlled to prevent, eliminate, or reduce to an acceptable level the identified physical, chemical, or biological food safety hazard

 

*

Definition
Critical Limit
Term

Step during production that control can be applied to eliminate, prevent or reduce a hazard to an acceptable level

*

Definition
Critical Control point
Term

Step during process for ensuring initially and on an ongoing basis that the entire HACCP system functions properly

*

Definition

Verification procedure

 

Term

What is the purpose of microbial intervention?

*

Definition
To improve/increase shelf life of products by reducing spoilage organisms and prevent disease in consumers by reducing food pathogen load
Term

How many people suffer each year from foodborne diseases in the US /year

*

Definition
Approx 76 million
Term

How many people die each year from foodboorne diseases?

*

Definition
Approx 5,000
Term

How many people who die from Foodborne diseases die from known pathogens

*

Definition
1/3
Term

List the 5 pathogens of concern to the food industry

*

Definition

Lysteria monocytogenes

Campylobacter jejuni

salmonella spp.

Shigatoxin producing e.coli

nonshigatoxin producing e. coli

Term

In microbial reduction/intervention what is the hurdle effect.

*

Definition
Using a combination of interventions to have a more effective reduction/elimination of microbes than 1 technique alone
Term

Name one method of microbial interventions for each of the following:

Chemcial

Physical

Biological

*

Definition

Chem - Organic acids (lactic or acetic)

or cetylpyridinium chloride

Activated lactoferrin , acidified sodium chlorite

Physical - Mechanical trimming, thermal - hot water wash, steam vacuum, steam pasteurization, nonthermal heat - vacuum, high pressure, irradiation

Biological - lactic acid bacteria also yeast and molds

Term

Name 3 factors that affect microbial growth

*

Definition
Temp, time, moisture, oxygen, oxidation-reduction potential, pH, competition, physical properties of meat, inhibitory agents
Term

What does GRAS mean

*

Definition
Generally Recognized as Safe
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