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Forensics Vocabulary
Fingerprints
20
Science
12th Grade
10/23/2012

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Cards

Term
AFIS
Definition
Automated Fingerprint Identification System - The classification an retrieval of fingerprints by computers.
Term
Anthropometry
Definition
A system of identification of individuals by measurement of parts of the body, developed by Alphonse Bertillon.
Term
Arch
Definition
A fingerprint pattern in which the ridge pattern originates from one side of the print and leaves from the other side.
Term
Core
Definition
A center of a loop or whorl.
Term
Delta
Definition
A triangular ridge pattern with ridges that go in different directions above and below a triangle.
Term
Fingerprint
Definition
An impression left on any surface that consists of patterns made by the ridges on a finger.
Term
Fluoresce
Definition
To emit visible light when exposed to light of a shorter wavelength.
Term
Iodine fuming
Definition
A technique for visualizing latent fingerprints by exposing them to iodine vapors.
Term
Latent fingerprint
Definition
A hidden fingerprint made visible through the use of powders or other techniques.
Term
Loop
Definition
A fingerprint pattern in which the ridge pattern flows inward and returns in the direction of the origin.
Term
Minutiae
Definition
The combination of details in the shapes and positions of ridges in fingerprints that make each unique; also called ridge characteristics.
Term
Ninhydrin
Definition
A chemical reagent used to develop latent fingerprints on porpous materials by reacting with amino acids in perspiration.
Term
Patent fingerprint
Definition
A visible fingerprint that happens when fingers with blood, ink, or some other substance on them touch a surface and transfer the pattern of their fingerprint to that surface.
Term
Physical developer
Definition
A silver nitrate-based reagent formulated to develop latent fingerprints on porous surfaces.
Term
Plastic fingerprint
Definition
A three-dimensional fingerprint made ins oft material such as clay, soap,, or putty.
Term
Ridge pattern
Definition
The recognizable pattern of the ridges found in the end joints of fingers that form lines on the surfaces of objects in a fingerprint. They fall into three categories: arches, loops, and whorls.
Term
Sublimation
Definition
A physical change from the solid directly into the gaseous state.
Term
Super Glue fuming
Definition
A technique for visualizing latent fingerprints on nonporous surfaces by exposing them to cyanoacrylate vapors.
Term
Ten card
Definition
A form used to record and preserve a person's fingerprints.
Term
Whorl
Definition
A fingerprint pattern that resembles a bull's-eye.
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