ch 16 quiz reveiw

Superglue fuming

this is a technique for visualizing latent fingerprints on nonporous surfaces by exposing them to cyanoacrylate vapors

iodine fuming

this is a technique for visualizing latent fingerprints by exposing them to iodine vapors.

physical developer (silver nitrate)

this is a a silver nitrate-based reagent formulated to develop latent fingerprints on porous surfaces

Ninhydrin

this is a chemical reagent used to develop latent fingerprints on porous materials by reacting with amino acids in perspiration.

oblique lightning

this uses a light source positioned at a low angle. This is usually used to show detail by creating shadows on the surface of the evidence

core

this is the area found near the center of all loops and whorl patterns

fingerprint

is an impression or mark made on a surface by a person's fingertip, especia a used for identifying individuals from the unique pattern of whorls and lines

portrait parle

this a verbal description ofa perpetrator's physical characteristics and dress provided by an eyewitness.

digital imaging

this is a process through which a picture is converted into a seri of square electronic dots known as pixels

the picture is manipulated by computer software that changes the numerical value of each pixel

loop

This is a class of fingerprints that includes ridge patterns that are generally rounded or circular and have two deltas.

livescan

this an ink less device that captures the digital images of fingerprints and palm prints and electronically transmits the images to an AFIS.

sublimation

this is a physical change from the solid directly into the gaseous state.

arch

This is a class of fingerprints characterized by ridge lines that enter the print from one side d flow out the other side.

delta

this is a triangular area found in all loop and whorl patterns

dactylographic

the study of prints

whorl

this is a class of fingerprints characterized by ridge lines that enter from one side of the pattern and curve around to exit from same side of the pattern.

minutiae

these are descriptions of fingerprints, ridge characteristics

pixel

This is a square electronic dot that is used to compose a digital image.

sir edward henry

this is a British official stationed in India, began to develop a system of fingerprint identification for Indian criminals

Dr Henry Faulds

his was a Scottish physician, missionary and scientist who is noted for the development of fingerprinting

inspector edward foster

e was a fingerprint pioneer. His perseverance resulted in the opening of a national fingerprint bureau in Ottawa the following year. ________ continued to head the bureau after it was absorbed by the RCMPuntil his retirement in 1932

thomas jennings

he was the first person to be convicted of murder in the United States based on fingerprint evidence

ninhydrin to reveal prints

matchbook cover, popsicle sticks, cigarette butt

silver nitrate (physical developer) to reveal prints

popsicle stick, cigarette butt, unpainted wood

iodine fuming to reveal prints

handkerchief

Superglue fuming to reveal prints

vinyl upholstery, broken bottle, porcelain angel

dusting to reveal prints

toilet seat, lightbulb

visible print

his is a fingerprint made when the finger deposits a visible material such as ink, dirt, or blood not a surface.

latent print

his a fingerprint made by oils and/or perspiration, invisible to the naked eye

invisible to the naked eye.

plastic print

his is a three-dimensional print made as indentations in soft material such as fresh paint, putty, or wax.

john dillinger

What notorious gangster tried to destroy his own fingerprints by applying a corrosive acid to them?

loops, whorls, arches

what are three types Of fingerprints?

US vs Bryan Mitchell

what case challenged the admissibility of fingerprints evidence?

analyze, comparison, evaluation, verification

What are the 4 steps process used to identify and individualize a fingerprint?

plastic, visible prints

what type of print is blood?

plastic

Mud prints

visible/latent

window pane prints

plastic

cheese prints

visible

chalk prints

latent

skin and plastic bag prints

plastic

fudge prints

latent prints

newspaper prints

visible prints

dust prints