Intoduction to Forensics Flashcards Preview

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Flashcards in Intoduction to Forensics Deck (19)
1

What is Forensic Science?

Impartial evidence in court of law

2

When did fingerprinting begin?

early 1700s, Fauld's 1880 solved burgulary using fingerprints

3

When was bullet comparison used?

1885

4

What is a physical fit?

Two bits of evidence fitting together e.g. guns/castings

5

Who and when was the first crime lab set up?

Locard, 1910

6

When was blood analysis used from?

1915

7

When was DNA analysis used?

late 1980s

8

What are the forensic science institutes in Britiain?

LGC forensics, sellmark forensics, Forensic service- Scottish Police Authority

9

What are the 4 main related areas of Forensics?

Biology, Chemistry, Documents, Toxicology

10

What are roles within these areas?

Forensic Dentist, Forensic archaeologist, forensic anthropologist, pathologist, forensic psychologist and scene of crime officers

11

What do Forensic Dentists do?

Examine bitemarks, determine age by teeth

12

What do Forensic Anthropologists do?

Examine bones, identify age, sex, height, race

13

What do Pathologists do?

Identify the cause and manner of death

14

What is examined in Forensics in terms of biology?

Blood, semen, saliva
Body fluids, hairs, fibres
Blood pattern analysis
DNA profiling
Damage
Hair and textile fibre analysis

15

What is examined in Forensics in terms of Chemistry?

Footwear, tool marks, tyre analysis
Paint and glass analysis

16

What is examined in Forensics in terms of Toxicology?

Analysis of blood and urine samples for their drugs or alcohol content
Hair fibres can be used to determine drug use and for how long the suspect has been a user
Analysis of organs and tissues for presence of drugs
Identification of illegal drugs and their purity

17

What is examined in Forensics in terms of Documents?

Any item with writing e.g. paper, walls, body
Inceptive analysis- intelligence from documents leads to suspect
Evidential- present in court of law

18

What is locard's principle?

EVERY CONTACT LEAVES A TRACE

19

What is the chain of custody/evidence?

Preserve the scene, no contamination
Search for material of evidential value
Package and label collected material
Care of storage and transmission to the lab