Definitions
The dermal ridges developed at around 10 weeks on a person's finger that form a pattern and characteristics unique to them.
What is a fingerprint?
These are three examples of trace evidence.
What are hair, fibers, and paint? (glass and soil are also acceptable)
What are loops, arches, and whorls?
This is one way to identify a type of fiber from a crime scene.
What is burning, microscopy, or chemical analysis?
This individual broke into people's houses in England and would make blanket forts in their living rooms after assaulting the people at home. He was caught due to paint evidence left on a tree.
Who is Malcolm Fairley (aka the Fox)?
Small materials transferred during a crime when objects make contact. For example: hair, fibers, paint, glass, soil.
What is trace evidence?
A dog sheds and its hair gets on its owner, and then the owner goes to a cafe and the hair is deposited on the chair cushion. This is an example of which type of transfer?
What is secondary or indirect transfer?
Fingerprints are this type of evidence.
What is (indirect) individual evidence?
This is the cheapest and most common way of detecting latent fingerprints.
What is powder dusting?
This individual murdered prostitutes with a garrote made from a parachute cord and dumped the bodies along I-5 in California.
Who is Roger Kibbe (the I-5 Strangler)?
A fingerprint pattern with ridges that enter on one side and exit on the other side.
What is an arch?
This is the relationship between yarn, fiber, and textiles.
What is fibers are the smallest piece of a textile and they are twisted into yarns?
These are the two bones used to differentiate the direction of loops.
What are the ulna and radius?
This is a benefit of using microscopes to examine hair samples.
What is comparing hair textures and thicknesses?
This 1930's case involved a furniture deliveryman (John Fiorenza) who raped and murdered a young author in her home. This is how he was connected to the crime.
What is through a hair from the specific couch he had been carrying?
When two objects come into contact, a transfer of material will occur.
What is Locard's Exchange Principle?
These are the three parts of the hair shaft.
What are the cuticle, cortex, and medulla?
This is the minimum number of minutiae needed to match fingeprints.
What are 8 minutiae?
What is making sure they have clean and dry hands?
This is how detectives were able to fingerprint Percy Smith in the Edward Morey case in Australia.
What is by putting their hand in the degloved skin of the victim?
These are small ridge characteristics that help match a fingerprint to an individual person.
What are fingerprint minutiae?
These are three reasons why hair is useful evidence.
What are 1) it is common 2) it does not degrade easily and 3) it can be tested for drugs and toxins?
Honorable mention: if the follicle is attached, it can be tested for DNA
In the case of Richard Ramirez, this is how was he identified to police.
What is his fingerprint was in the AFIS system from a prior traffic violation?
This fingerprint development method is expensive and can be used to lift prints off of styrofoam and plastic.
What is cyanoacrylate (superglue) fuming?
This is about how many murders the man in the Forensic Files Screen Pass confessed to after he was arrested for the murder of Heather Dawn Church.
What is 48 murders?