Crim Investig FINAL Flashcards
direct evidence
DNA, fingerprints
Circumstantial evidence
timing, vehicle seen in the area
Real evidence
Physical objects (weapon, phone)
Demonstrative evidence
charts, maps
Testimonial evidence
evidence given orally by a witness
Relevant evidence
Credible, reliable evidence showing a connection to the case
Key players in criminal trial
prosecution, defense, investigator/detective
leading question
a question phrased so the answer is implied within the question itself
Excusable homicide
legal shooting, accidental without negligence
Corpus Delicti
facts that establish a crime has been committed and who is responsible for it
Internal examination
autopsy performed internally to determine cause of death
Post Mortem Lividity
blood pooling after death, indicating body movement
Modus Operandi
a criminal’s pattern of behavior
Carbon monoxide
makes blood appear cherry red in body
Gunshot residue (GSR)
evidence found when a gun is fired
Most common weapon in murder
gun
motive
reason for committing the crime, key factor in solving most crimes, including murder
challenges in solving murder
victims can’t provide evidence (can’t testify)
Why murder cases are solvable
often the suspect is known to the victim, body found, more evidence and resources
Purpose of autopsy
determine cause of death