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Forensic Science Fingerprints
chapter 6 vocab
12
Science
12th Grade
09/20/2012

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Term
arch
Definition
a finger pattern in which the ridge pattern orginates from one side of the print and leaves from the other side
Term
core
Definition
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 ridges on a finger
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 orgin
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
whorl
Definition
a fingerprint pattern that resembles a bull's eye.
Term
ten card
Definition
a form used to record and preserve a persons fingerprints.
Term
ridge pattern
Definition
the recognizable pattern of the ridges found in the end joints of fingers that form lines on the surfaceof objects in a fingerprint. THey fall into these categories : arches, loops, and whorls
Term
plastic fingerprint
Definition
a three dimensional fingerprint made in soft material such as clay, soap or putty
Term
patent fingerprint
Definition
a visible fingerprint that heppens when fingers with blood, ink , or some other substance on them touch a surface and transfer the pattern of their fingerprint to that surface
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