Forensic Science Flashcards
What does CSU stand for?
Crime Scene Unit
What does the CSU do?
Collect and analyse evidence
What type of crimes does the CSU deal with?
Serious crimes such as homicide, arson, terrorist attacks and sexual assault.
What ways can the CSU search areas?
Grid, spiral, stripe.
Why does the CSU search areas in different ways?
To make sure no evidence is missed.
What happens after the CSU searches an area?
The crime scene is cleared and sent away to be analysed by specialist scientists.
What type of scientists analyse evidence?
Pathology, toxicology, ballistics, fingerprints, fibers, chemistry and dentistry.
What’s pathology?
The study of disease and cause of death.
What’s toxicology?
The study of effects of poisons and chemicals on the body.
What’s ballistics?
The study of guns and bullets.
How can evidence be classified at a crime scene?
It can be classified broadly as either physical evidence or trace evidence.
What’s physical evidence?
Anything that is reasonably large and easy to see.
List examples of physical evidence:
Dead bodies, bullets, bullet-holes, weapons, tool marks, tracks, tracks, damaged, furniture, fingerprints, blood splatters.
How can investigators identify a corpse?
If there’s ID, Driver’s licence, credit cards, medicare card found near it.
What evidence do investigators have about how long someone has been dead?
A series of changes begins in a corpse immediately after death.