Blood
High velocity spatter patterns are typically from what type of weapon?
What are the 4 types of search patterns?
Grid, strip, quadrant, spiral
What country did using fingerprints originate back to?
China
What is trial by ordeal?
subjecting a person to a painful or dangerous test
What type of evidence is a paper and pen, tire print, shoe print, etc?
Class evidence
What type of bag do you store blood evidence in?
Paper bag
NEVER PLASTIC
What is the first step that must be taken before any evidence is handled?
Pictures must be taken
Which layer of the skin are ridge characteristics found?
Dermal papillae
Who used measurements as a system of identification?
Bertillion
Who was Will West?
The study of blood is called
serology
What is the minimum number of people that have to be at a crime scene at all times?
2 - one must be armed as well
Describe a latent fingerprint
Left in sweat, invisible to the naked eye
How many different body measurements are in the Bertillion system?
11
Where are antigens found?
Surface of RBCs
What would a blood spatter look like that was dropped from a 90 degree angle?
Circular
Explain the difference between primary and secondary crime scenes
primary - where the crime occurred
secondary - where evidence was found
How many deltas does a loop have?
1
Who was the first person to classify fingerprints?
What type of evidence are fingerprints? what about DNA?
Individual
anti - A
What are the three types of fingerprints?
Arches, loop, whorls
When do fingerprints develop?
during birth
What does agglutination mean?
What is the difference between a serial killer and spree killer?
Serial killer takes time off in between victims and usually has a signature