Shared Flashcard Set

Details

Criminal Investigation
Eastfield College Criminal Justice Training Center
32
Criminal Justice
02/19/2011

Additional Criminal Justice Flashcards

 


 

Cards

Term
An Autopsy Report contains what?
Definition
1. Time of death,
2. If the body was moved after death, and
3. Weapon or substance causing death.
Term
Definition of criminal investigation.
Definition
The process of legally gathering evidence to determine if a crime has or is being committed.
Term
What is the ultimate goal of a criminal investigation?
Definition
To determine the truth about how a crime occurred.
Term
What are the goals of a criminal investigator?
Definition
1. To determine if a crime has been committed,
2. To legally obtain info and evidence to identify the person(s) responsible for committing the crime,
3. To legally arrest the suspect,
4. To recover stolen property, and
5. To present the best case possible to the prosecutor.
Term
Regarding evidence, a Criminal Investigator must do what?
Definition
Gather all information and evidence that proves or disproves a suspects involvement.
Term
A Criminal Investigator CANNOT solve EVERY crime because why?
Definition
Sometimes the evidence is NOT there.
Term
What are 4 Tools of a Criminal Investigator?
Definition
1. Information,
2. Instrumentation or forensic science,
3. Interviewing, and
4. Laws of Arrest, Search & Seizure.
Term
A Criminal Investigator gathers INFORMATION from whom?
Definition
Victims, witnesses, suspects, records, reports, utility bills, school & medical records, etc. Basically EVERYTHING and EVERYONE!!
Term
How does a Criminal Investigator use INSTRUMENTATION OR FORENSIC SCIENCE as a tool?
Definition
By use of techniques and objects applied to evidence to solve the crime. Example, fingerprints, serology, ballistics, DNA analysis, etc.
Term
How does a Criminal Investigator use INTERVIEWING as a tool?
Definition
By questioning people to obtain info and/or evidence of a crime. For example, victims, witnesses, suspects, etc.
Term
How does a Criminal Investigator use LAWS OF ARREST, SEARCH AND SEIZURE as a tool?
Definition
By using the legal framework or guidance on what investigative techniques are acceptable. For example, Rules of Evidence, CCP, etc.
Term
What are 5 CHARACTERISTICS of a Criminal Investigator?
Definition
1. Suspicious,
2. Curious,
3. Observant,
4. Unbiased/Unprejudiced, and
5. Develops Rapport
Term
What are 2 things a Criminal Investigator should NOT do?
Definition
1. Exhibit that you are an expert in ALL FIELDS OF LAW ENFORCEMENT (ie., forensics, ballistics, etc,) and,
2. DO NOT discuss your case with other NOT having the need to know.
Term
What is CORPUS DELICITI and its meaning?
Definition
Defined as meaning the BODY or SUBSTANCE of a crime.
Term
What is CRIMINAL EVIDENCE?
Definition
Anything that is used to establish an alleged fact.
Term
What are examples of criminal evidence?
Definition
a. Words, statements;
b. Actions;
c. Physical trace evidence;
d. Photography; and
e. Videos, etc.
Term
The LEGAL SIGNIFICANCE of criminal evidence rests in its influence on which two types of people?
Definition
1. The Judge or,
2. Jury
Term
What is REASONABLE DOUBT in a Criminal Case?
Definition
The level of certainty a judge or jury must have to find a defendant GUILTY of a criminal offense.
Term
If a positive ID is obtained from one witness, consider using what ID procedures for remaining witnesses?
Definition
OTHER procedures such as lineup, show up, photo array, etc.
Term
What disclaimer should be given to witnesses when viewing any ID procedures?
Definition
Caution the witness that the person he/she are looking at MAY or MAY NOT be the suspect.
Term
Clearing innocent parties has what effect on a criminal investigation?
Definition
It helps REFOCUS the criminal investigation.
Term
What are Officer duties regarding a PRELIMINARY INVESTIGATION?
Definition
1. Establish IF a crime has been committed,
2. Arrest the suspect if he/she is present,
3. Determine the type of crime by category has been committed,
4. If witnesses exist, secure description and relay to dispatcher,
5. PROTECT THE CRIME SCENE,
6. Determine HOW the crime was committed, and
7. Record in field notes and sketches ALL data about the crime.
Term
In the event of a HOMICIDE, who has jurisdiction over a body?
Definition
The MEDICAL EXAMINER or JP.
Term
What legal responsibility does a Criminal Investigator have in an alleged Child Abuse Case?
Definition
MUST Take IMMEDIATE ACTION TO PROTECT THE CHILD!!
Term
What is the definition of an AUTOPSY?
Definition
The dissection of a DEAD BODY for the purpose of inquiry into the cause of death.
Term
Define POST MORTEM LIVIDITY and its significance.
Definition
A dark blue discoloration observable on the parts of the body nearest the group. Appears about 2 hrs after death. May indicate whether a body was moved or not AFTER death.
Term
What is RIGOR MORTIS?
Definition
The chemical change occurring in body tissues cause the muscles to stiffen after death. May start from 15 minutes to 15 hours after death. The PRESENCE or ABSENCE of stiffing may help in establishing time of death.
Term
What is a CADAVERIC SPASM?
Definition
When there is severe injury to the Central Nervous System or when there was great tension at the time of death. Causes the body to stiffen immediately.
Term
What 8 Laboratory PROCEDURES that can help with a Criminal Investigation?
Definition
1. Atomic Absorption,
2. Spectrographic Analysis,
3. Chromoatography,
4. Laser Examination,
5. DNA Fingerprinting,
6. Voiceprint ID (rare unless you're FBI),
7. Cryptography, and
8. Luminal
Term
Define ATOMIC ABSORPTION.
Definition
Atomic Absorption is a spectroscopic technique for determing the concentration of a particular METAL ELEMENT in a submitted sample.
Term
Define SPECTROGRAPHIC ANALYSIS.
Definition
ID of evidence samples by reducing sample to SPECTRA of all the elements through vaporization.
Term
Define CHROMATOGRAPHY.
Definition
Gas or vapor that separates compounds and identifies them through peaks displayed on a graph. Useful in identifying drugs.