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25 Cards in this Set
- Front
- Back
Small amounts of trace evidence can be conveniently packaged in a carefully folded paper package called what? |
Druggist fold |
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Which of the following items is likely to contain dna evidence? |
Bed sheet |
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Which one of the following is a correct evidence collection procedure? |
Bloodstained garments should be packaged separately in paper bags |
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How must an evidence collector take care to avoid potentially contaminating objects of evidential value by transfer of dna? |
Wearing a face mask |
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A properly maintained chain of custody is not the responsibility of which one of the following? |
Trial judge |
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The best way to guarantee that the evidence will withstand inquired about what happened to it from the time of its finding to its presentation in court is to do what? |
Properly record the crime scene, properly complete evidence submission forms, and properly mark evidence for identification |
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The collection of standard/reference samples at the crime scene is important because they: |
Permit comparisons to be made with the evidence |
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When biological samples of unknown origin are discovered at crime scene, what should investigators do? |
Assume pathogens are present and treat the samples accordingly |
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A swab of the inner portion of the cheek, performed to collect cells for use in determining the dna profile of an individual |
Buccal swab |
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A list of all people who have come into possession of an item of evidence |
Chain of custody |
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The transfer of extraneous matter between the collector and the evidence or multiple pieces of evidence, resulting in tainted evidence that cannot be used in the subsequent investigation |
Contamination |
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Any object that can establish that a crime has been committed or can link a crime and it’s victim or it’s perpetrator |
Physical evidence |
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Physical evidence whose origin is known, such as blood or hair from a suspect, and that can be compared to crime scene evidence |
Standard/reference sample |
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Uncontaminated surface material close to areas where physical evidence has been deposited |
Substrate control |
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Vehicles that carry the necessary supplies to protect the crime scene and photograph, collect, and package physical evidence |
Mobile crime laboratory |
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Carefully folded paper used to package trace evidence |
Druggist fold |
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Changes to evidence, such as contamination, can be prevented by handling evidence with reusable forceps |
False |
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The most important consideration when handling and processing physical evidence is preventing any change from taking place between the time the evidence is removed from the crime scene and the time it is received by the crime laboratory |
True |
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The investigator should not removed trace evidence from items at the crime scene, but instead they should send the entire objects to the laboratory for processing |
True |
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An evidence collector should always rely on collection procedures memorized from a pamphlet |
False |
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Clothing from the victim and suspect should be collected even if the presence of blood is not obvious |
True |
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Bloodstained clothing should not be placed in an airtight container |
True |
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The chain of custody does not usually play a vital role in a court of law |
False |
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A warrantless search is never justified |
False |
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The manner of collecting and preserving physical evidence at a crime scene is determined by the nature of the evidence |
True |