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Forensics > Forensic Odontology > Flashcards

Forensic Odontology Flashcards

1
Q

What is forensic odontology?

A

The appkication of the science of dentistry to the legal system

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2
Q

What does the scope of forensic odontology include?

A
  • dental identification
  • mass fatality incident management
  • bitemark evidence collection and analysis
  • abuse
  • age estimation
  • expert testimony
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3
Q

What are the 4 types of teeth?

A
  1. Incisors
  2. Canine
  3. Premolars
  4. Molars
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4
Q

The deciduous dentition……

A

Is half formed around birth and erupts into the mouth over the next 2 years

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5
Q

The first tooth of permanent dentition…..

A

Starts to form just before birth and the last tooth is complete in the early 20s

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6
Q

Forensic odontologists

A

Qualified dentists who have completed an appropriate specialisation in forensic odontology and professional placement

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7
Q

What is the formula for deciduous teeth?

A

2-1-2

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8
Q

What is the formula for permanent dentition?

A

2-1-2-3

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9
Q

Why is standardising dental terminology important?

A
  • prevents misrepresentation of results in a forensic context
  • facilitates the maintenance of precise dental records
  • make dental data understandable for practitioners from diverse training backgrounds
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10
Q

Teeth are not …… during growth

A

Static

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11
Q

The shedding of deciduous teeth occurs at a very ………… sequence wishing a given population

A

Predictable

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12
Q

What is age estimation in the living used for?

A

Illegal cross-border migrations

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13
Q

Forensic age estimation is required to ascertain whether a person has reached … …. .. ……. …………

A

The age of criminal responsibility

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14
Q

In Australia there are very ………… judicial outcomes if you are deemed to be a child compared to an adult

A

Different

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15
Q

What are the 4 steps in the dental identification methodology?

A
  1. Obtaining post-mortem photographs, radiographs and accurate charting
  2. Procurement of ante-mortem films, written notes and charts
  3. Comparison between ante- and post-mortem data
  4. One of 4 possible conclusions reached
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16
Q

The ……. of the remains will dictate the complexity of the examination

A

Condition

17
Q

What is a closed scenario?

A

Known manifest of victims

18
Q

What is an open scenario?

A

Unknown victims and reliant on reports of missing individuals

19
Q

What are the 2 types of discrepancies in the comparison process?

A
  1. Explainable

2. Unexplainable

20
Q

What are explainable discrepancies?

A

Normally relate to the time elapsed between antes and post-mortem records, eg extracted teeth, enlarged restorations

21
Q

What are unexplainable discrepancies?

A

If a tooth is not present in the ante-mortem records but is present in the post mortem records, an exclusion must be made

22
Q

What are the 4 possible conclusions?

A
  1. Positive identification
  2. Possible identification
  3. Insufficient evidence
  4. Exclusion
23
Q

Possible conclusions: positive identification

A

The ante-mortem and post-mortem data match in sufficient detail, with no unexplainable discordances, to establish they are from the same individual

24
Q

Possible conclusions: possible identification

A

The ante-mortem and post-mortem data have consistent features but, because of the quality of either the post-mortem remains or ante-mortem evidence, it is not possible to establish positively

25
Q

Possible conclusions: insufficient evidence

A

The available information is insufficient to form the basis for a conclusion

26
Q

Possible conclusions: exclusion

A

The ante-mortem and post-mortem data are clearly inconsistent

27
Q

What occurs in a post-mortem dental examination?

A
  • a methodological and controlled process involving obtaining post-mortem photographs, radiographs and accurate charting
  • aim is to locate, identify and document anatomical structures, restorations and appliances that will aid in the comparison process
28
Q

What are the steps in the process of tooth analysis?

A
  1. Post mortem examination
  2. Ante mortem examination
  3. Comparison process
  4. Conclusion

Forensics (18 decks)

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