Crime Scene Investigation

A person harmed, injured, or killed as a result of a crime

• The body
• victim
• out of luck
• suspect

A person thought to be guilty of a crime or offense

• victim
• officer
• suspect
• bad guy

The application of a broad range of sciences to answer legal questions

• Health Science
• Law Science
• Physical Science
• Forensic Science

Processing a crime scene involves:

• only collecting evidence and taking pictures
• Collecting evidence, sketching the scene, taking pictures, interviewing suspects, and examining the scene
• only examining the scene and interviewing suspects
• only sketching the scene, taking pictures, and interviewing suspects

While interviewing suspects and witnesses, the goal is to

• solve the case
• search the crime scene
• establish a theory of the case
• none of these

Which statement is TRUE about collecting evidence at a crime scene?

• It is NOT used to determine whether a crime has been committed.
• It can only be used to link a suspect with the crime scene.
• No special procedures need to be followed to prevent contamination.
• The evidence is further analyzed at a laboratory.

A sketch of the crime scene is a diagram that includes:

• only a scale and key.
• a key, scale, legend, and conditions.
• only a legend and conditions.
• None of these are correct.

While taking pictures at the crime scene, it is important to:

• Take pictures from far away.  Getting too close might contaminate the crime scene.
• Only observe the pictures in black and white.
• Use a ruler to provide evidence of scale (size).
• All of these are true.

Biological evidence would include....

• clothing, hats, shoes
• blood, semen, saliva, bones, hair, DNA
• paint chips, broken glass and chemicals
• soil and plant material

Which of the following is the first priority of the first officer arriving at a crime scene?

• Excluding all unauthorized personnel
• Getting medical assistance for injured individuals
• Securing the boundaries
• Isolating the area