Sketches & Reports
List 3 of the Sketch Elements
Heading,
Diagram Area
"N" arrow for direction/"NOT TO SCALE"
Title Block
Legend
3 "types" of photographs
Overall
Mid-range
Close-up
What are the nanometers of the light spectrum we can see with our naked eyes
400-700
Where is friction ridge skin located? (2 locations)
palm of hands and soles of feet
Who determines terminal ballistics?
Forensic Pathologist (Medical Examiner)
4 types of documentation for crime scenes
Photos/Video
Notes
Sketch
Report
Bag them in paper bags
What is our BEST tool on a crime scene?
CLEAN WHITE LIGHT
Name the 3 types of prints
Latent - not visible
Patent - visible
Plastic - impressions
complete unfired unit of ammunition
cartridge
Name the two most common methods for measuring crime scenes for sketching
Triangulation, rectangular coordinate methods
When collecting bite mark evidence, besides photographs what is the best method?
Swab the bite mark
What is the main reason to use ALS?
To detect biological matter and trace evidence (hairs and fibers)
What is the acronym for the method of fingerprint comparison?
ACE-V
(analyze, compare, evaluate, verify)
roadmapping
What 4 things need to be in our Title Block on Sketch
Sketch artist's name
Case #
Date/Time
Location
When searching, the CSI should begin with the _____________ intrusive means possible
LEAST
Reflected light is what defines the color we can visualize (T/F)
True
Before attempting to lift a processed print, what must the investigator do?
PHOTOGRAPH the print
What are the two types of characteristics we look at in firearms evidence (basic evidence characteristics)
Class and Individual
What is the purpose of sketches (2 key points)
Supports photographs and notes and eventually compliments final report.
What document should a photographer use to assist with later confusion about the context of a photo?
Photo Log
What is the use of flash at an angle called?
List 3 types of impressions
Footwear
Tire wear
Bitemarks
Tool marks
The theory & underlying principles of BPA states - blood, as a fluid, responds to variations of internal and external forces in a _____________ manner
Predictable