Week 9 quiz

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After shipping, rodents should be allowed an acclimation period of what minimum duration period prior to their use in research protocol?

An amount that reflects the unique needs of both the animal subjects and the research project.

Adventitious agents, by definition:

Are organisms that are unintentionally introduced into animals or their environment.

When used for colony health monitoring, polymerase chain reaction (PCR) assays:

Directly test nucleic acid from an infectious agent

The following is a factor that may induce research variables. Indicate if each is an example of an extrinsic factor or an intrinsic factor. Room Temperature

Extrinsic Factor

The following is a factor that may induce research variables. Indicate if each is an example of an extrinsic factor or an intrinsic factor. IVC Housing System

Extrinsic Factor

The following is a factor that may induce research variables. Indicate if each is an example of extrinsic factor or an intrinsic factor. Mouse Hepatitis Virus

Extrinsic Factor

The following is a factor that may induce research variables. Indicate if each is an example of an extrinsic factor or an intrinsic factor. Cage Density

Extrinsic factor

One means of vertical transmission of a pathogen is:

From mother to offspring in utero.

Each of the following may serve as a fomite except:

High-intensity lighting

The following is a factor that may induce research variables. Indicate if each is an example of an extrinsic factor or an intrinsic factor. Female or Male

Intrinsic Factor

The following is a factor that may induce research variables. Indicate if each is an example of an extrinsic factor or an intrinsic factor. Inbred Strains

Intrinsic Factor

The following is a factor that may induce research variables. Indicate is each is an example of an extrinsic factor or an intrinsic factor. Age

Intrinsic Factor

Produced to maintain heterogeneity

Outbred stocks

Which of the following is not a component of an integrated pest management program?

Recapture of research mice that have escaped from their cages

Chemicals that are foreign to a biological system are:

Xenobiotics


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