If The Shoe Fits
Shoe size can indicate a person's exact height (true or false)
What is....false
Name the three different types of impressions
What is....Patent, Latent, and Plastic
Motor vehicles can leave patent or plastic prints (true or false)
What is.... false. Motor vehicles can leave
patent (when driving through a fluid - like oil),
latent (left on concrete or asphalt due to the manufactures' oils used to keep tires soft), and
plastic (left in off-road surfaces - like mud, grass, sand, or snow).
What kind of evidence is a bite mark alone?
What is....a bite mark alone would be considered class evidence. Not enough to elicit a conviction without additional evidence.
What is the goal of accident reconstruction?
What is.... to determine
What happened
When it happened
Why it happened
Who was involved
Who was at fault
The tread of shoe soles is what kind of evidence?
What is....class evidence
Casting is used for what kind of impressions?
What is....plastic impressions
The surface of the tire is divided into...
What is.... ribs (ridges running around the circumference of the tire) and grooves (indentations)
Name two ways teeth can be used in a forensic investigation.
What is....
1. dental records or DNA (extracted from teeth) for identification
2. bite patterns
What are the three basic tire marks made during breaking (when one or more wheels stops turning)?
What is.... skid marks, yaw marks, and tire scrubs
Name at least three factors that make a person's footwear unique.
What is....
1. A person walks on their toes or heels
2. Body weight
3. Walking with toes pointed inward or outward
4. Shape of the foot
5. Activities & surface
6. Unique holes, cuts, or debris that become part of the shoe
What type of process is used to lift latent prints?
What is....electrostatic dusting and/or gel lifting
A tire impression print must be how long?
What is.... at least 3 meters / or one revolution
How many points of comparison can be used when comparing dental impressions and bite marks?
What is... 76
Size 12, Bruno Magli shoes are connected with what case?
What is....the O.J. Simpson case
What makes a shoe impression individual evidence?
What is.... distinguishing characteristics - like a split she sole tread, unusual wear or damage.
What can be used to to make bloody latent prints visible?
What is..... Luminol
What types of individual characteristics might be found in tires? (Name at least two)
What is....cuts, bulges, loss of tread, or evidence of objects embedded in the tire.
What evidence needs to be collected from a bite victim?
What is ....
1. Photographs (that include a ruler for comparison)
2. Skin swabbed for saliva evidence
Pete McDonald was an expert in what kind of evidence?
What is....tire evidence.
Is it possible to cast impressions in the snow? Explain.
What is....Yes, but the casting material that is used needs to set at a low temperature and not generate heat. Using snow print wax and then dental stone is one method to achieve this process.
What is one of the most important steps in collecting shoe impression evidence?
What is..... photographing the evidence at the crime scene before it can be destroyed or altered.
Define track width and wheelbase.
What is...
track width - the measurement from the center of the tread of a tire to the center of the tread of the opposite tire.
wheelbase - the distance between the center of the front wheel and the center of the rear wheel.
What does ABFO stand for?
What is....the American Board of Forensic Odontology
Evidence is considered more reliable (and likely more admissible) if the side presenting it can assign a what?
What is .... a statistical probability that it cam from a specific individual.