CSI Final Study Guide

Who is known as The Father of Criminal Identification?

Alphonse Bertillion

Fingerprints was published iin 1892 by

Francis Galton

Hans Gross published Criminal Investigation in 1893, detailing the assistance in the fields of 

Microscopy, Chemistry, Physics, Zoology, Fingerprinting

True or False:  Anthropometry was a procedure that involved taking a series of bodily measurements as a means of distinguishing one individual from another. 

True

True or False:  Calvin Goddard was the leading figure of microscopy. 

False

The application of science to the court of law is the definition of

Forensic Science

Who is the father of Forensic Toxicology?

Mathiew Orfila

Anthropometry was used for the identification of criminals. Who was responsible for this new system?

Alphonse Bertillion

Blood typing was developed in 1901 by 

Karl Landsteiner

As of April 2013, Florida's admissibility of evidence is known as            standard, where the trial judges assume the ultimate responsibility for acting as a "gate keeper." 

Daubert

The investigation begins

at the crime scene

When documenting and recording the crime scene the crime scene must remain in its original condition

True

The Crime Scene Investigators job in relation to evidence is Recognition, ______, Collection, and Preservation

Documentation

Crime Scene responsibilities of First Responders are to establish the boundaries of the crime scene, set up a perimeter and

secure the crime scene

Your initial walkthrough is used to take detailed photographs of evidential items.

False

A body dump scene is what type of scene?

Tertiary

How many different types of search methods exist

5

When would you use a line search?

When you are searching a clearly defined area

Which search pattern is not the preferred pattern

Wheel

When searching a crime scene you search all 360 degrees around you.

True

The recording of the crime scene is done in conjunction with the collection of the evidence.

False

If you fail to locate or mishandle evidence, you can always go back for a second time to collect it.

False

All collected evidence is bagged and processed in the same manner.

False

When collecting evidence you should handle each piece of evidence with new gloves or a new disposable forcep.

True

The job of the first responder is to get back-up, help any victims, and search the scene.

False

The crime scene is the area where the crime was committed including any entrances, exits, hallway/passageways leading to and from the scene, & evidence locations.

True

A search is a non-systematic quest for physical evidence.

False

The first responder should remove all people from the crime scene,and not allow subjects to talk to each other.

True

Biological evidence should be collected and bagged in a non-porous bag.

False

You should remove small trace evidence from larger pieces of evidence and bag those separately.

False

How many manners of death are there?

5

All deaths require a documented death investigation.

False

How many types of Autopsy are conducted?

2

How many death investigator systems are there in the United States?

2

An autopsy is required for an expected death.

False

The Latin term for color of death is 

Livor Mortis

What is the Latin term for Temperature of Death?

Algor Mortis

What is the Latin term for Stiffness of Death

Rigor Mortis

A Cadaveric Spasm will leave the body in 24 hours

False

When does the stiffening of the body after death begin

30 mins

How long approximately does it take for the stiffening of the body to fully set

12 hours

The body will come out of its stiffened state in the reverse manner in which it set.

True

The body will be out of stiffness in

36 hours

Any part of the body resting on a hard surface after death will experience blanching.

True

The color of death begins 

immediately

Which type of fingerprint can be identified by two deltas?

Whorl

Which type of fingerprint is not visible to the naked eye without first processing with powders or other means and includes positive transfer impressions?

Patent, Latent, Inked

Submitted fingerprint cards on any individuals who may have handled the objects before or after the crime were committed are known as

Elimination prints

Which development method converts a solid crystal into a vapor, using your breath, to develop the print and disappears within minutes?

Iodine

On a fingerprint what is considered minutiae?

Dot, Bridge, Island

Which is a non-destructive way to develop latent prints?

ALS & Photography

Which fingerprint methods develop due to the amino acids transferred to a porous surface, such as paper, and turns purple once developed?

Ninhydrin

The Henry Classification system requires the identification of what type of pattern?

Whorl

Which ridge characteristic enters from one side and exits on the other with no deltas?

Arch

A fingerprint is an impression of friction ridge patterns on the finger.

True

This type of bloodstain pattern has the edges of the bloodstain dry to the surface in a specific period of time. This stain will remain apparent even after the rest of the bloodstain has been disturbed.

Skeletonization

How many types of impact are there?

3

When a drop of blood is dropped on a similar surface, the height at which it was dropped can be determined based on the 

Satellite Spatter

The direction of travel is based on the tail of the droplet.

True

Rough surfaces result in less spatter; Harder nonporous result in irregularly shaped stains

False

The distortion around the edge of a blood drop is called

Scalloping

Which type of spatter travels away from the wound in the direction as the force that caused the wound?

Forward

Which type of impact spatter is 1mm or less in diameter

High Velocity

How many types of Blood/Bloodstain patterns are there?

10

Blood spatter can tell you the following facts:

Direction of origin

The angle at which the drop struck the surface

Location and position of victim when the wound was inflicted

Movements throughout the crime scene

Minimum number of blows

Approximate location of individual delivering blows

True

A dedicated sniper would most likely use this type of firearm.

Bolt Action Rifle

What do you call the spiral grooves cut into the bore of a gun?

Rifling

This type of ammunition is typically used in a 

Shotgun

This type of ammunition is typically used in a 

Handgun

Due to their combustion, gunshot residue (GSR) is a product of primer, powder, and projectile material.

True

The correct way to collect a bullet lodged in an item is to gently pick and remove the item with forceps.

False

When recovering a handgun/rifle from the water the handgun should be placed into

a vessel containing the same water it was removed from

What is the name of the network/database used to track/compare handguns and ammunition used in crimes?

NIBIN

When handling a handgun/rifle/shotgun you should always treat the weapon as if it

is loaded

When packaging a handgun/rifle/shotgun you should package the ammunition in the same box to be later compared by a lab.

False

A blowup sketch will provide a higher accuracy of measurements for

Bullet Trajectory

A sketch must include the following item

Key

A sketch eliminates objects that do not have evidentiary value.

True

How many types of evidence photographs did we discuss in class and are required on your documenting the scene project?

3

A close-up photograph is intended to show the details of items at the scene. What angle of degree must you photograph the item at?

90

The goal of crime scene photography is to produce rudimentary photographs.

False

Taking quality and copious notes is a very important part of a CSI's job. When should you begin taking notes?

Upon initial notification of the call out

Your written notes are not subject to public records or FOIA.

False

Which item below is not a part of detailed note-taking?

Making sure to include your opinions

How many different types of measurement techniques were discussed in this chapter?

4

What is the first step that investigators should take when arriving at a crime scene to properly collect evidence?

Ensure the crime scene is properly secured

Which of the following is NOT a primary goal when collecting crime scene evidence?

Maximizing the number of items collected

What is the purpose of using sterile gloves while collecting evidence?

To prevent the evidence from being contaminated

When collecting biological evidence, which of the following is the most suitable method to ensure its proper preservation?

Refrigerating/Freezing it

What is the correct order of evidence collection priorities at a crime scene?

Witness statements, photographs, sketches, physical evidence

Which of the following is an example of real evidence at a crime scene?

Fingerprints

What is the purpose of creating a chain of custody for collected evidence?

To ensure evidence is admissible in court

Which of the following actions should investigators avoid when documenting a crime scene?

Moving evidence before its location is documented

What is the purpose of using different packaging for each piece of evidence collected?

To prevent cross-contamination of items

Why is it essential to document the identity and contact information of all individuals who come into contact with the evidence during the chain of custody?

To establish a clear chain of responsibility of the evidence