Admissible in relation to evidence means that is allowable and can be accepted by the court.
Biological material provides links directly to a person. It can be separated into four categories:
Body fluids: blood, semen, saliva.
Trace biological: epithelial cells ie skin or mouth cells.
Hairs: shaft only, hair with root.
Toxicology: drugs in blood, urine, hair.
Define Chain of Evidence.
The chain of evidence is the record of all the people who have had custody of an exhibit since it was first discovered to its presentation in court and its security in police records.
A blood stain pattern analysis can provide information about the kind of weapon used or the amount of blows inflicted.
True or False?
A bloodstain analysis can be done retrospectively from photographs of the scene.
True or False?
False the examination must be carried out at the scene by an expert ESR.
What is degrade refer to?
Overtime all biological material will degrade naturally.
What does deteriorate refer to?
Forensic evidence will deteriorate under certain conditions.
Define the golden hour?
A period immediately following the commission of an offence when material is abundant and readily available to police.
Define latent samples?
Latent means hidden or concealed. It is used to describe fingerprints or footprints that are present but not visible to the human eye.
Is the length of time forensic material is able to be detected following a crime.
Define primary transfers?
Is the direct transfer of forensic material from one party to another.
Does relevance of an exhibit rely on what people have said or observed?
Define secondary transfer?
Secondary evidence is the indirect transfer of evidence to a third party.
What does significance refer to?
The evidential value of the material sample for the evidence collection.
Transfer means the exchange of material traces between the offender, the crime scene and the victim that can occur during and post exhibit.
Define Crime Scene?
A crime scene is any place an offender has been in relation to the crime.
A reconnaissance is:
The preliminary inspection or survey made to get an overall picture of the scene without disturbing the evidence.
Completing a reconnaissance provides information allowing investigators to make or formulate what 3 things?
A preliminary reconstruction.
A plan of action.
What is a reconstruction?
A reconstruction is a theory about what took place over a relevant period of time and how it is like to have happened.
Define the hot zone?
The part of the scene requiring examination and evidence collection.
Define the warm zone?
A transitional zone to enable scene examiners to put on and take off protective clothing, access equipment and process exhibits.
Define the cold zone?
A place at the outer cordon for meetings, meals, scene guards etc.
What is the minimum of protective clothing that should be worn at a crime scene?
Gloves and masks.
Will completing DNA swabbing first destroy latent fingerprints?
What are latent indentations?
Latent indentations commonly occur in multi-page documents such as notebooks, books, diaries where a handwritten entry on one page transfers to the page physically beneath it through writing pressure.
Should documents be examined first for latent indentations prior to fingerprinting?
If a document is multi paged and found in water should you allow it to dry out?
No you should seal it in an air tight unused container or zip lock bag and deliver to the document examiner.
If you have a series of documents such as cheques or eftpos vouchers you must package these individually? True or False?
S130 of the Search and Surviellance Act 2012 provides police the power to require a person to reveal their passwords etc to facilitate a search of a computer or data storage device and failure to do so is an offence. True or False?