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Chapter 4: processing methodology
Terms in this set (26)
to submit something to a treatment or preparation
collect as much information and evidence as possible, in as pristine a condition as possible
what is the purpose of porcessing the crime scene?
what will evidence serve as?
Can you go back to the scene and found evidence?
methodical, systematic and complete
The methods that the crime scene technician must be what in order to be effective?
assessing, obersving, documenting, searching, collecting and processing/analyzing
What is the standard approach to crime scene methodology? What basic actions will tehchnician apply to evidence found?
occurs before any action is taken, decide on a proper course of action, begins the processing task and defines what procedures will be employed, ongoing process
most basic aspect of crime scene processing; looking and mentally registering the condition of the scene and artifacts found in it; conducted in conjunction with specfic search efforts
written reports, photographing, videotaping, sketches; relatively nonintrusive act (sketching may be more); must capture the content and context of the scene in situ before any significant scene alteration
intrusive; multiple searches; start with least intrusive activities and go towards more intrusive
intrusive; changes context of the scene forever
intrusive; alter the evidence being processed;
Should you go back and be flexible if necessary?
stop the current step and return to the earlier steps of the sequence in order to deal with newly discovered evidence
what must the technician expect when going through the processing procedure?
the US army criminal investigation command
1. initial notification
2. coordination, assessment, and team call-out
3. conduct initial observations
4. deal with the deceased
5. initial photography of the scene
6. document overall observations
7. sketch the scene
8. conduct a first recheck
9. release the body
10. collect items of evidence
11. conduct a second recheck of the scene
12. conduct a third recheck of the scene
13. check beyond the scene
14. conduct an on-scene debriefing of the investigative team
15. release or secure the scene
16. process and package evidence
17. conduct a formal debriefing
what are the 17 steps of the adapted USACIDIC processing model?
make note on environmental conditions, verify the scene location, seek out the initial responding officer
what should the first investigator on scene do?
looks for victims, central-theme items and fragile evidence; assist the investigator in making a thorough assessment of the scene
4. type of construction
5. approximate size
6. identifying features
what are the eight step descriptive set
orientation and relationships of the various articles in the scene
what does the sketch depict?
recheck for any items or critical observations that may have been overlooked
what happens during the rechecks?
ME or Coroner
who is responsible for the body?
step 11; second recheck
when does exploratory searches happen?
recheck till negative
if a recheck is positive what do you do?
outlet for considering and validating possible hypotheses and for ensuring that all aspects of the scene processing are understood and shared with the investigate team
what is the purpose of a formal debrief?
the scene is approached and documented in the most effective fashion
what does methodology ensure?
Sets found in the same folder
CSI chapter 13-blood
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