forensic science

patent fingerprints

a visible fingerprint produced when fingers coated with blood ,ink ,or some other substance touch a surface and transfer that print on to another substance.

IAFIS

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loops

a fingerprint in witch the ridge pattern flows inward and returns in the direction of the orgin

arches

a fingerprint pattern in which the ridge pattern originates from one side of the print and continues to the other side

plastic fingerprints

a three-dimensional fingerprint made in soft material such as clay, soap, or putty

ridge patterns

the recognizable pattern of the ridges found in the end pads of fingers that form lines on the surfaces of objects in a fingerprint. They fall into three categories: arches, loops, and whorls

whorls

a fingerprint pattern that resembles a bull's-eye

latent fingerprints

a concealed fingerprint made visible through the use of powders or forensic techniques

IAFIS (Integrated Automated Fingerprint Identification System

FBI-developed national database of more than 76 million criminal fingerprints and criminal histories

arch

a fingerprint pattern in which the ridge pattern originates from one side of the print and continues to the other side

core

a center of a loop

delta

a triangular ridge pattern

fingerprint

an impression left on any surface that consists of patterns made by the ridges on a finger

minutiae

the combination of details in the shapes and positions of ridges in fingerprints that makes each unique; also called ridge characteristics

ten card

a form used to record and preserve a person's fingerprints