Locard's Exchange Principle
Every contact between people or objects will result in the exchange of evidence of the contact.
The first officer at the scene
The middle layer of the hair
Outermost layer of the hair and is responsible for the stability and inertness of hair
Intermost layer of the hair and is made up of cells that form a shaft through the middle of the hair.
Is one that exists in nature as fiber cotton
Manufactured from materials that are not fibers.
the study of projectiles in motion
a raised area between each groove
dug in a spiral fashion in the inner surface of the barrell
the size of rifled firearms also referred to as bore diameter
when antibodies and antigens of the same type come together - ex anti A and A
plain and tented - slope of the arch
The loop pattern consists of one or more free recurving ridges and one delta.
consists of one or more free recurving ridges and two points of delta. When the line of the fingerprint disc is placed on the two points of delta, it will bisect at least one of the ridges belonging to the core group.
taken together, the ridge characteristics of a fingerprint which impart the uniqueness of fingerprints
due to the rise and fall of blood pressure it creates
produced from a bloody object such as a knife, baseball bat, or bloody hand. Will form a linear pattern often on the ceiling.
effects of elevating a persons mood - timporarily increasing energy levels referred to as uppers
Cause people to see and hear auditory and visual things that are not there
root word - narco - which means sleep. These are powerful, sleep-inducing, central nervous system depressants
parts of a chromosome consiting of a sequence of base pairs
accused of two deaths of African Americn males in Atlanta Georgia and later blamed for 23 of 30 homicides.
requires that in order for a government official, such as a police officer, to search a person's home, business, papers, bank accounts, computer or other personal items, in most cases, he must obtain a search warrant signed by the proper authority, which usually means by a judge.
where the traditional lands and grooves are replaced by "hills and valleys" in a rounded polygonal pattern, usually a hexagon or octagon
An antigen is a substance or molecule that, when introduced into the body, triggers the production of an antibody by the immune system, which will then kill or neutralize the antigen that is recognized as a foreign and potentially harmful invader.