Studied by 4 people
Can be matched to a weapon and analyzed to determine a weapons size, shape, or length as well as clues about the victim or suspect
Wound
Type of fiber made from plants or animals
Natural
Substance made of keratin, and is composed of the cuticle, cortex, and medulla
Hair
Database that is used to find matches for DNA
CODIS
Genetic material that can be extracted from body tissues and used to create a profile to identify a victim or suspect
DNA
Bottom portion of hair in which nuclear DNA can be found
Root
Examiners may analyze this type of evidence to determine the type of paper used, printing method, handwriting style, or type of ink to find a match to a suspect
Questioned documents
Substances that give color to objects, such as paint, hair, and fibers
Pigments
Study of firearms and ammunition
Ballistics
The universal solvent
Water
Points on a fingerprint where the ridge structure changes, such as forks, bridges, and deltas
Minutiae
Abbreviation for gunshot residue
GSR
Can be analyzed to determine the sex, stature, age, and race of a victim
Skeletal remains
Instrument used to examine hairs and fibers in detail
Microscope
Evidence that is formed as an object leaves a “mark” on another one, such as tire tracks, tool marks, & bitemarks
Impression
Can be analyzed to determine its properties, such as color, tint, thickness, density, chemical composition, and refractive index (RI)
Glass
Most common type of fingerprint pattern
Loop
Least common type of fingerprint pattern
Arch
Type of fiber that is man-made
Synthetic
Process of separating a mixture into its individual components, such as determining the compounds in gasoline
Chromatography
Type of print left on a surface at a crime scene, such as a tool handle, glass, door, etc.
Latent
Database that can be used to find matches for fingerprints found at a crime scene
AFIS
Principle that states, “with contact between two items, there will be an exchange.”
Locard
Can be classified as loops, whorls, and arches
Fingerprints
Forms when an object is torn or broken: edges can be examined to see if they match
Fracture
Database that is used to find matches to bullets or firearms found at a crime scene
IBIS
What type of finger print is this?
Accidental
What type of finger print is this?
Plain arch
What type of finger print is this?
Plain whorl
What type of finger print is this?
Tented arch
What type of finger print is this?
Radial loop (right thumb)
What type of finger print is this?
Central pocket whorl
What type of finger print is this?
Ulnar loop (right thumb)
What type of finger print is this?
Double loop
What ridge characteristic is this?
Crossover
What ridge characteristic is this?
Bridge
What ridge characteristic is this?
Enclosures
What ridge characteristic is this?
Specialty
What ridge characteristic is this?
Dot or island
What ridge characteristic is this?
Short ridge
What ridge characteristic is this?
Fork
What ridge characteristic is this?
Hook
What ridge characteristic is this?
Delta
What ridge characteristic is this?
Ending ridge
What ridge characteristic is this?
Eye
What ridge characteristic is this?
Core
Note
Flashcard