Steps of CS Processing
Why is it important to identify physical evidence quickly?
What is to prevent contamination or loss
If evidence is hazardous what should you do
what is use proper safety equipment and procedures
What is Physical evidence?
Any and all objects that can establish that a crime has been committed or can link a crime and it's victim or it's perpetrator.
Why should all items of evidence be placed in separate containers?
To prevent damage through contact and cross-contamination
What can a crime scene sketch show you?
it shows the dimensions of the crime scene and the distance between objects
How should fragile evidence like bloodstains be handled
What is carefully to avoid smearing or destruction
Which tool is commonly used to collect physical evidence?
what are tweezers?
Evidence should be collected:
what is before the scene is disturbed
What is chain of custody?
a list of all people who came into possession of an item of evidence.
Who is responsible for maintaining the chain of custody?
who is every person who handles the evidence
Fibers found at a crime scene can help:
What is identify the suspect’s clothing
How should wet evidence be packaged?
what is in paper bags or breathable containers
Why include a legend or key on a sketch
what is to explain symbols and markings
What can happen if the chain of custody is broken?
what is evidence may be inadmissible in court
Why should evidence be packaged separately?
what is to prevent cross-contamination
Trace evidence is
What is small materials transferred during a crime
Soil or plant material can be used as:
what is biological evidence, associative evidence
and trace evidence
What is the chain of custody?
A record of who handled evidence and when
How can cross-contamination be prevented?
what is changing gloves and using clean tools for each item
A bullet casing is an example of:
what is physical evidence?
What is direct physical evidence is
Evidence that proves a fact without inference
What should be included in a crime scene sketch
what are measurements, evidence locations, compass direction
How should evidence be marked on a sketch?
With numbers or letters corresponding to a legend
What information is recorded on a chain of custody form?
what is names of handlers, dates and times of transfer and description of evidence
A weapon with the suspect’s fingerprints is an example of
what is associative evidence?