Teeth Flashcards
Who was one of the earliest forensic dentists in America and who did they identify?
Paul Revere recognized the wiring of some prosthetic teeth he had made for his friend Joseph Warren and identified his body from a mass grave.
What are some factors that teeth can tell us about an individual?
- Ancestry
- Age
- Diet
- Health
- Hygiene
- Social status (filling type)
- Personal habits (smoking, occupation)
What is this area of the tooth called?
the crown
What is this area of the tooth called?
the neck
What is this area of the tooth called?
the root
Identify #1 on this diagram of the tooth.
enamel
Identify #2 on this diagram of the tooth.
dentin
Identify #3 on this diagram of the tooth.
pulp & pulp cavity
Identify #4 on this diagram of the tooth.
gingiva
Identify #5 on this diagram of the tooth.
cemento-enamel junction (CEJ)
Identify #6 on this diagram of the tooth.
alveolar bone
Identify #7 on this diagram of the tooth.
root canal
Identify #8 on this diagram of the tooth.
cementum
Identify #9 on this diagram of the tooth.
periodontal ligament
Identify #10 on this diagram of the tooth.
apex (root tip) & apical foramen
Arrange the following from hardest to softest:
- dentin
- enamel
- cementum
- enamel
- dentin
- cementum
When something is located close to the tongue, it is _________.
lingual
When something is close to the cheek, it is ________.
buccal
When something is close to the lips, it is _______.
labial
The face of a tooth closer to the midline is called the ______ face.
mesial
The face of a tooth further from the midline is called the ______ face.
distal
What are the higher points on a tooth called?
cusps
A flat, blade-like tooth features a ______ contact surface.
incisal
A flat, grinding tooth features a _______ contact surface.
occlusal
What is the place where teeth contact one another called?
interproximal
What is the dental arcade?
the alveolar process and the teeth
To say that humans posess heterodont dentition means what?
not all teeth are the same
To say that humans posess diphydont dentition means what?
humans have two successive sets of teeth in their lifetime
Baby teeth are also known as ______ teeth.
deciduous
Using the quadrant formula that divides the mouth into quadrants as well as anterior/posterior sections, what is the “dental formula” for humans? What do the four numbers refer to?
The formula for humans is 2.1.2.3. This refers to the number of teeth found in each quadrant in the following order: incisors, canines, premolers, and molars.
In the universal numbering system for teeth, where does the numbering being?
the upper right
When identifying a tooth, what six criteria are used?
- Is it human?
- Which type?
- Permanent or deciduous
- Upper or lower
- Position
- Right or left
What type of tooth is this?
incisor
What are the structures labelled #1 called?
marginal ridges
What are the structures labelled #2 called?
cingulum
What type of tooth is this?
a canine
What type of tooth is this?
a premolar
What type of tooth is this?
a molar
How many roots does an upper molar have?
three
How many roots does a lower molar have?
two
Which type of tooth is the most irregular?
molar
What are two functions of forensic odontology?
- analyzing bite marks to include or exclude a suspect
- identifying a deceased individual
In what court case were bite marks first used?
Doyle vs. The State of Texas, the Peacock Grocery Store robbery
Who was the expert witness in the Ted Bundy case?
Dr. Richard Souviron
What is the Frye test?
It determines whether or not a particular sort of evidence should be admitted to court based on whether it is generally accepted by the scientific community.
What did the Federal Rules of Evidence establish in 1975?
A judge determines if expert testimony aids a jury and whether it will be admitted - the gatekeeper rule.
What did the Daubert Ruling of 1993 establish?
Judges could asses all scientific admissability of evidence in a court case.
What are five creteria by which “legitimate” science can be separated from “junk” science?
- Has it been tested?
- Is it peer review?
- Whar are the error rates? What are the probabilities of its conclusion?
- Are there standards of technique (in terms of measurements, etc.)?
- Is there widespread acceptance?
Who was the victim of the “pajama girl” murder?
Linda Agostini
