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Exam 5: Forensics Physical Evidence

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Question 31

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How should an investigator avoid contaminating evidence?

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To minimize contamination of a...

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Question 32

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Hairs are far more distinguishable than fibers.

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Question 33

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When evidence is collected, an officer should record in his or her notes the:

Probability serves no purpose in evidence; the lab must determine whether or not the evidence exactly matches the standard of comparison.

Before, during, and after its examination, evidence must be securely protected and properly stored.However, once it is ready for court, there are no issues regarding how it is stored.

What type of evidence has been properly collected, identified, filed, and continuously secured?

Describe the type of evidence that might be found at the scene of a hit-and-run.How should this evidence be collected?

Which term refers to the spiral pattern cut down the length of a firearm's barrel?

Which technique is recommended for developing latent fingerprints on unpainted wood, paper, cardboard, or other absorbent surfaces?

Describe the three different types of fingerprints and explain the process of identifying and preserving each type.

Having equipment available for evidence processing is important, but having been trained in the use of the equipment is more important.

Investigators have used lip prints and lip impressions to solve cases.

A way of folding paper so that evidence does not fall out is referred as a:

How is it possible to collect scent from a crime scene?

Blood can be identified as animal or human.

AFIS stands for:

This type of fingerprint, which is not readily visible, consists of impressions of the ridges of the fingers, transferred to other surfaces by sweat on the ridges of the fingers or because the fingers carry residue of oil, blood, dirt, or another substance.These prints are referred to as:

DNA testing is expensive and takes a lot of time.Because of this, laboratories require that:

The type of evidence that links a suspect with a crime and is often found in fingerprints, footprints, bloodstains, hairs, and fibers is called evidence.

To simplify testimony in court, it is practical to have one officer collect the item of evidence and another take notes.