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| A type of print pattern in which the friction ridges enter on one side of the print and flow out the other side with a rise or wave in the center. |
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| A type of print pattern similar to the plain arch but that possesses an angle, upthrust (central rise), or two of the three basic characteristics of the loop. |
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| The primary component of super glue fuming. |
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| A structure in the print that is the center line or lines of the print; it is important for conducting ridge counts. |
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| A point in loop and whorl prints that lies within an often triangular, three-pronged or funnel-shaped structure |
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| The raised portion of the skin of the print, consisting of one or more connected ridges. |
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| A valley or depression between friction ridges. |
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Definition
| A type of print pattern in which one or more friction ridges enter on one side of the print, curve up and around and back down, then flow out on the same side of the print from which it entered Ulnar and Radial are the two types. |
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Definition
| A small, often frame-mounted magnifier used for examining fingerprint detail. |
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Definition
| The mark made by a finger or thumb on a surface or in a soft material such as wax or wet paint; can be patent (surface-visible), latent (surface-invisible), or plastic (3-dimensional in soft material). |
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| 3-dimensional marks in soft material such as putty |
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| A handheld, pointed tool used for counting the number of ridges during fingerprint analysis. |
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| The point of a loop’s recurving ridge where it curves back around. |
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Definition
| A type of print pattern consisting of the combination of two different types of patterns (excluding the plain arch) with two or more deltas; |
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Term
| Whorl, central pocket loop |
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Definition
| A type of print pattern that has two deltas and at least one friction ridge that makes one complete circuit. |
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Definition
| - A type of print pattern that consists of two separate loop formations with two separate and distinct sets of shoulders and two deltas. |
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Definition
| - A type of print pattern that consists of one or more friction ridges making a complete circuit and two deltas. |
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Definition
| ridge characteristics points of fingerprint, include |
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Term
| Alternate Light Source (ALS) |
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Definition
| Laser or LED devices that emit a particular wavelength, or spectrum, of light. |
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Definition
| Substance that react or change colors with specific components of latent print residue, such as amino acids and inorganic salts to reveal fingerprints. |
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Definition
| Point where a ridge forks or diverges into branch ridges known fingerprint minutiae. |
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Definition
| Technique used by Japanese National Police Agency in 1978 to develop latent (invisible) prints on a variety of surfaces so they can be photographed. |
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| Loop: Ulnar 60%/ Radial 5%, Whorls: Plain 20%/ Other 10% Arch: Plain 4%/ tented 1% |
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| Substance that test the appearance of prints by glowing amino acid. Prints on a matchbook is an example. |
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| Positive comparison length of a latent print |
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| Responsible for the fingerprinting system in Spanish speaking countries. |
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Definition
| Known for the Anthropometry system which is the measurement and proportion of the human body. |
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Definition
| Surface of the skin in hands and feet that appear as epidermal or ridges known as fingerprints |
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| Known for the US fingerprint system |
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Definition
| Identifies fluoresce fingerprints because of perspiration. |
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Definition
| Applied for independent outcome in fingerprinting. |
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Definition
| FBI fingerprinting data base |
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Term
| Basic fingerprint patterns (8) |
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Definition
| Plain arch, tented arch, ulnar loop, radial loop, double loop, plain whorl, central pocket loop whorl, and accidental whorl. |
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Term
| Primary classification system |
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Definition
| 10-finger system method in which fingers on each hand are given an identifying number. |
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Definition
| loops (the pattern flows in the direction of the radius bone of the forearm, toward the thumb) |
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Definition
| Loop pattern flowing in the direction of the ulna bone of the forearm, toward the little finger). |
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Definition
| Scientific Working Group on Friction Ridge Analysis, Study and Technology |
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