Criminal investigative analysis
is a form of personality profiling, and is accomplished by identifying the psychological and social characteristics surrounding the crime as well as the manner in which it was committed.
What are the 3 types of fingerprints found at a crime scene and how would you collect each type?
There are also three categories of prints that can be gathered from a crime scene:
patent, plastic, and latent
. A patent print is what's left when you have liquid on your fingers—ink or blood, for example—and touch a smooth surface. It's visible to the naked eye.
What is the Nash system used to classify?
Introduction. Nonalcoholic steatohepatitis (NASH) is a
sub-classification of nonalcoholic fatty liver disease (NAFLD) characterized by increased risk of progressive liver fibrosis
.
What is the most significant breakthrough in forensic science the development of fingerprinting?
One of the most exciting breakthroughs in the area of fingerprints is
the development of portable equipment that lets evidence technicians take the cyanoacrylate (superglue) fuming process to the crime scene
.
What statement is true of codis?
What statement below is true of CODIS?
CODIS stores DNA profiles from across the country in a series of local, state, and national databases, all linked via computers
.
Which of the following is not characteristic of most serial killers?
Which of the following is NOT characteristic of most serial killers?
The use of firearms in killing
.
What is psycho geographic profiling?
Psycho-Geographical Profiling is
concerned with the spatial analysis and psychological behavioral patterns of criminals
. … The technique examines the spatial data connected to a series of crime sites and in this study, more specifically, victims' body dump sites and point of fatal encounter sites.
What is the rarest fingerprint type?
1:
The Arch
. Plain Arch – Raised ridges characterize this pattern and they extend from one side of the finger to the other in a continuous fashion. This pattern makes up a mere 5% of the total population, making it the rarest type.
What are the 4 types of fingerprints?
There are four main types of fingerprints,
loops, whorls, arches, and abstract
. tip of a finger used for the purpose of identification.
What is the most common fingerprint pattern?
Loop
.
The loop
is the most common type of fingerprint. The ridges form elongated loops. Some people have double loop fingerprints, where the ridges make a curvy S shape.
What is the most important discovery in forensic science?
DNA
: Forensic Science Investigates Itself
In 1984, Sir Alec Jeffreys, a British geneticist, stumbled across the realization that DNA showed both similarities and differences between family members, making it perhaps the most accurate form of identification ever discovered.
Why is it important to know the history of forensic science?
Throughout the years, science became more prominent in legal settings, and scientific discoveries were commonly used to decide the outcome of important legal matters. By the late 1700s, forensic science was being used
as a factor to determine guilt or innocence in major criminal cases
, including charges of murder.
How has technology improved forensic science?
Several technologies are used in different fields of forensic science to conduct investigations and examine the evidence. Among them include: scanning electron microscopy,
DNA fingerprinting
, alternative light photography, facial reconstruction and LA-ICP-MS.
When should evidence be marked?
All evidence collected at the crime scene should be tagged.
If the item cannot be tagged then it should
be labeled or marked. Consistency should always be adhered to in the information that is used for marking and labeling the evidence.
What evidence does the FBI consider the most valuable?
Answer Expert Verified. The answer is
DNA
. There are several ways to obtain DNA samples, like blood, saliva, semen or hair.
Who is the most likely target of a mugger?
Muggers favor picking
men
as their targets as they're less likely to scream or yell for help. Muggers will avoid targeting women, despite their stereotypically-perceived fragility; women are more likely to yell for help, run or generally cause a scene.
