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Exam > Evidence Submission Guidelines > Flashcards

Evidence Submission Guidelines Flashcards

1
Q

All evidence shall be submitted ______ and in a manner that is _______-_______.

A

Sealed, tamper-evident

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2
Q

Manufactured evidence storage bags must have a ________-_______ capability with _______ placed on the seals.

A

Self-sealing, initials

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3
Q

Can you use staples secure evidence bags?

A

Yes, but they must be covered with evidence tape

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4
Q

If you submit evidence in a knife or gun box, what must you do to all the punch holes?

A

Seal them

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5
Q

If you are sealing a metal can, how much it be taped?

A

over top from side to side

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6
Q

When submitting computers or other electronic devices with visible data ports, cd, dvd slots, what should you do?

A

Place evidence tape over all slots, power supply. Use evidence tap from the back and sides to ensure computer case integrity.

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7
Q

Can you use faraday bags to submit electronic devices as evidence?

A

yes, for smaller devices

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8
Q

If you are submitting evidence from a motor vehicle what should you do to particular areas of interest?

A

Cover the protected area: e.g. car bumper, cover the damaged portion

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9
Q

All outer packaging or containers should be labeled with?

A

Agency case number
description of the item
item number
date and time seized
name/initials/badge # of seizing officer

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10
Q

What should you do before packaging, and what type of packaging should be used for:
Biological material, blood, semen, condoms, plant material?

A

air dry all items, if unable to air dry, freeze any items items and submit as soon as possible

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11
Q

What should you do with a condom containing fluid? How should you package it?

A

freeze and place in a plastic container

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12
Q

What type of packaging should you use for powder drug samples, cartridge casing, or projectiles?

A

Plastic bags or zip locks

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13
Q

What type of packaging for fire debris evidence, or liquid PCP samples?

A

Metal can

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14
Q

What type of packaging should you use for liquid drug samples, syringe contents, or blood samples?

A

Glass vials

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15
Q

What type of packaging should you use for small pieces of trace evidence such as paint chips, residue amount of powder drugs, debris?

A

Paper folds placed in a larger envelope

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16
Q

What type of packaging should you use for firearms, knives, plate glass, surfaces with shoe prints, large clothing items, bedding?

A

Cardboard boxes

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17
Q

All physical hazards (i.e. sharps or broken glass) should be packaged in what type of container?

A

puncture proof container

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18
Q

In regards to submitting evidence to the lab, each case should have what type of form submitted?

A

request for ananlysis

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19
Q

Each case should have what type of form submitted?

A

request for analysis

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20
Q

Are suicides, found property, criminal mischief, infractions, and administrative inquiries normally analyzed by the state lab?

A

No, but there may be exceptions

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21
Q

If submitting evidence such as an electronic device like a computer when a joyce warrant is required, what much accompany the evidence when sent to the lab?

A

A signed copy of the Joyce warrant

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22
Q

Is there a limit on latent evidence submitted for property crimes?

A

no

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23
Q

Burglary or property crimes are limited to how many samples?

A

1-2

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24
Q

What can be submitted (as far as limits go) for a sexual assault case?

A

CT 100 sexual assault evidence kit, then 1 -2 additional samples of clothing/bedding items if needed

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25
Q

What is toxicological evidence?

A

drugs, alcohol, and poisons in biological samples such as blood, urine, or tissue

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26
Q

If collecting biological evidence, what should you do with collection tools between samples?

A

clean with bleach and alcohol

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27
Q

Generally, any body fluid or cellular material can be tested as a potential source of DNA. What are some examples?

A

blood, semen, skin, saliva, bone, hair roots, tooth pulp, sloughed cells (exfoliation)

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28
Q

What factors can affect DNA samples?

A

age, light exposure, moisture, heat

29
Q

How long should you swab a stain to collect a DNA sample for blood or other bodily fluids? And what should you do before packaging if it is wet?

A

vigorously for 10-30 seconds, air dry

30
Q

Can you place two DNA swabs in the same packaging if they were collected from the same area?

A

yes, you should if collected simultaneously

31
Q

Can you put a DNA swab back in it’s original packaging to dry?

A

Yes

32
Q

You should package a DNA sample in it’s ______ packaging to dry. Then place in a _______ or ______ bag and _______ to identify sample taken and location. Then _____ the _____ or ______ bag with ________ tape and ______ initial the seal. Store at ______ ________.

A
  1. Envelope/paper bag should be labeled to identify sample taken and location (i.e.): a. Blood-like stain from table. b. Saliva sample from ground. 9. Seal envelope/paper bag with evidence tape. Initial the seal. 10. Store at room temperature
33
Q

How many drops of sterile distilled water should be used on DNA swabs?

A

1- 2 drops

34
Q

How do you collect evidence using a buccal swab?

A

moisten the swab on both sides by inserting into the mouth and scraping/rubbing against the gums and under the tongue. Once the sponge is wet, vigorously swab the inside cheek are of the mouth, use of opposite side to swab the inside of the other cheek.

35
Q

What is the collection of a pseudo known?

A

When there is not enough evidence to collect a reference sample from a suspect. However, an investigator can submit an item that a suspect had used an items such as a cigarette, water bottle, straw.

36
Q

What can pseudo known evidence be compared to? What can they not be compared to?

A

Other DNA results from the evidence. NOT the individual in question.

37
Q

What kind of evidence can be submitted to the lab in regards to missing persons for reference samples?

A

Medically obtained blood cars, whole blood, tissue specimen, toothbrush, hairbrush used ONLY by the missing person

Family reference samples, buccal/oral swabs, blood cards

Unidentified human remains samples such as tissue, bones, teeth

38
Q

How should you submit clothing or bedding with blood or bodily fluid stains? What should you do before packaging?

A

Submit the entire article, photograph before packaging

39
Q

When submitting bedding material, what should you mark with a permanent marker?

A

Top/foot of bedding and circle any wet stains

40
Q

Why should you not place controlled substances such as marijuana, psilocybin mushrooms, or other synthetic cannabinoids in plastic packaging material?

A

The leaves from the plants contain moisture and will lead to decomposition and fungal growth

41
Q

If you seize of potted plant, should you submit the whole plant or leaf?

A

just a leaf

42
Q

If a tea leaf or marijuana leaf is believed to be charred and coated with PCP, how should you package it?

A

Plastic bag and place in a metal can

43
Q

What should you place through the action of a firearm to be submitted as evidence? What type of box should you package it in?

A

zip tie, cardboard box

44
Q

Can you package ammunition in the same container as the firearm and magazines if you are submitting all?

A

yes, but ensure that it is secure

45
Q

If seizing a revolver containing ammunition, what should you do?

A

Photograph the position of the hammer, number each chamber and it’s corresponding round. You can also use a felt tip marker.

46
Q

If you are collecting a firearm that has been submerged, how should you store and transport it?

A

in the same water that it had been in

47
Q

What can be submitted to NIBIN (national integrated ballistic information network).

A

cartridge casings. bullets and revolver caliber cartridges are not entered or search in NIBIN

48
Q

Can you obtain a latent print or DNA profile from a fired cartridge?

A

Only if it had been handled post shooting, the high heat produced when the weapon is fired will prevent that type of evidence from being gathered.

49
Q

What type of marks on a cartridge casing can be compared from the the evidence weapons?

A

Ejector, extractor, firing pin impression, breech face impression

50
Q

If you are going to submit a tool mark from a large area, what should you do?

A

Photograph and cut the area out you intend to submit

51
Q

How soon should you collect GSR samples?

A

4-6 hours

52
Q

Before attempting to obtain any impression or imprint evidence, what should you do first?

A

photograph

53
Q

What kind of material should be used for casting? What shouldn’t be used?

A

Dental casting stone material. Avoid using plaster

54
Q

How can you take an impression of a KNOWN car tire? (known shoes or tires should be collected)

A

foam board or magnetic fingerprint powders

55
Q

Prior to lifting a latent print, what should you do? What should you draw to indicate up and what should attach it to?

A

photograph with a scale. Sometimes the digital photograph is better than the actual lift
Draw an up arrow
attach to 3x5 index card with:
lift #, case #, Date time collected, lifted by, description of item lift was taken from and location, draw a simple diagram with up arrow

56
Q

If you want compare a latent print to a specific persons fingerprint, what should you also submit with it?

A

that subjects fingerprint card

57
Q

Recommendations for photographing latent prints.
Should you scan or photograph all prints?
Scanned lifts must be how many ppi?
How are they saved?
What type of mode should you use on your camera?
How much of the camera’s image frame should the print occupy?
Does it need a scale?

A

yes
1000
as jpg images and not compressed more than 30% using high quality setting if using photoshop
Macro mode
1/3
yes, it needs a scale

58
Q

What type of items will not be analyzed for latent prints due to the non-existent or extremely low chance of a print being lifted?

A
  1. Rocks, Stones, Bricks, Concrete Block or Similar Masonry Type Products
  2. Bullets/Cartridges (live and spent)
  3. Cigarettes/E-Cigarettes or small hand-held smoking devices (i.e. crack pipes)
  4. Cords, Ropes and Wires
  5. Cloth and Woven Fabric and Leather-type items
  6. Coins/Currency (does not include counterfeit paper currency)
  7. Dye Packs
  8. Footwear
  9. Glassine Bags
  10. Heavy Gauge Rubber Gloves (latex/nitrile or vinyl gloves are accepted) Evidence Submission Guidelines Effective 5/1/2018 Rev. 6 (5/1/18) Page 35 of 43
  11. Pens, Pencils or other Writing Instruments
  12. Rusted Weapons/Rusted Metal Instruments/Tools
  13. Straws
  14. Syringes
59
Q

If you are going to submit evidence form a dvr, what should you do immediately and why?

A

power it down. DVR’s will continually record over previously stored data

60
Q

When exporting still images or single frames from DVR’s, what format should you use?

A

.bmp

61
Q

The questioned document unit does what?

A

examines evidence that is printed, written or typed when the origin or authenticity is in question

62
Q

What is serological testing?

A

A laboratory test that checks for the presence of antibodies or other substances in a blood sample

63
Q

What is the idea behind touch DNA?

A

When an individual handles something or by wearing an object and there is a potential transfer of skin cells.

64
Q

Sexual assault evidence should be submitted within how many days after collection? How should you store the evidence kit after collection

A

10
Refrigerate, do not freeze

65
Q

If a drug is suspected to have been used in a sexual assault, what type of kit should be used, and how should it be collected? Make sure you obtain what before taking the sample?

A

CT 400 kit, collected at the hospital

Victim’s consent form, include in the kit

66
Q

Should a CT 100 or CT 400 kit be collected even if they victim does not want to make a complaint at the hospital at that time?

A

yes, if they wish to remain anonymous the kit should be identified with a numeric code

67
Q

If evidence from a sexual assault is submitted, but not a CT 100/CT400 kit, what type of form do you still have to submit?

A

non-kit evidence form

68
Q

If blood is taken from a victim which is collected in a CT 400 kit, how should it be stored?

A

refrigerated

69
Q

What are the 3 most common types of trace evidence?

A

hair, fibers, paint or glass. Items that cannot be seen with the unaided eye

Exam (14 decks)

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