Field Protocols and Procedures Flashcards

1
Q

what are the ten points concerning human remains?

A
  1. the remains are usually found by accident
  2. old scenes can still be recovered
  3. recovery is difficult
  4. case is already cold
  5. law enforcement is not trained to handle decomposed remains
  6. scene is always larger than it appears
  7. goal is 100% recovery
  8. archaeology techniques are used
  9. contextual clues are important
  10. recovery is destructive
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2
Q

what are the goals of search and recovery?

A
  1. find the remains with invasive techniques
  2. secure the scene so evidence is untainted
  3. record where remains are found
  4. record relationships to various elements of the scene
  5. discover method of disposal
  6. properly remove evidence
  7. map scene so it can be reconstructed later
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3
Q

who has jurisdiction of a scene?

A

law enforcement

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4
Q

who has jurisdiction of the body

A

medical examiner

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5
Q

do forensic anthropologists have jurisdiction?

A

no, but they can have custody

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6
Q

enclosed scene

A

any scene where the body is confined to a known area like a house or car

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7
Q

open scene

A

scene where the body is found within an unbounded area like the woods, can be scattered

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8
Q

surface scatter

A

open scene, remains are not buried, can be separated

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9
Q

burials

A

can be opened or closed, can be single, multiple, or mass

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10
Q

what are the inclinations of human remains?

A
surface depression/mound
soil color
vegetation
scavenging
evidence
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11
Q

non-invasive search methods

A
not destructive to the scene
satellite/aerial imaging
remote sensing
line and grid searches
cadaver dogs
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12
Q

satellite and aerial imaging

A

can be before arriving at the scene
works best for large areas
may be helpful in narrowing down the aerial imaging

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13
Q

what are the types of search patterns?

A

line search, grid search, and circular search

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14
Q

remote sensing

A
non-invasive techniques 
looks for graves without disturbing the ground 
ground penetrating radar
magnetometry 
infrared photography 
cadaver dogs
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15
Q

invasive search methods

A

irreversibly alter the scene
soil probes, test pits, and trenches
potentially can damage evidence

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16
Q

what do you do when searching for remains?

A

flag the remains and evidence
look for flag patterns
photograph the flagged evidence
record and map positions

17
Q

what should you note about finding the remains?

A

searching and excavating a scene causes permanent damage

cannot go back to find new info

18
Q

what should be documented while searching?

A

maps, field notes, and photographs

19
Q

what are the two questions to ask about the scene?

A

where are the remains in space?

what is the relationship of the remains to each other and other landmarks at the scene

20
Q

what should you do when mapping remains?

A
  1. set up a datum and indicate on the map
  2. establish a grid
  3. measure between objects and flags and note on a map
  4. photograph everything
21
Q

excavating remains

A

conducted once a grid has been established
use archaeology techniques
screen to remove dirt and look at smaller evidence
map, document, and photograph everything

22
Q

what are the general rules for removing remains?

A
  1. do not remove remains until every skeletal element has been photographed and its location is measured and mapped
  2. move and lift the remains the smallest distance possible
  3. do not contaminate the scene while moving biological evidence
  4. place the skeletal remains in a body bag, evidence bag, or a clean sheet and secure it
  5. place the hands of the decedent, if they are still articulated, in paper prior to moving the remains
23
Q

what is the custody of the remains after recovery?

A
  1. the medical examiner takes initial custody
  2. release to human ID lab
  3. return back to the medical examiner