FRSC307 Midterm

Which of the following is true regarding Level A PPE?

It should be worn when there is the greatest risk for exposure to potential life threatening biological hazards

Which of the following fluids can contain traces of blood?

Saliva

Tears

Nasal secretions

What does PPE stand for?

Personal Protective Equipment

How many PPE levels are there?

4

Which of the following is NOT a common pathogen of concern at crime scenes?

Flu

The team model is the most effective model

True

Crime Scene personnel can be exposed to high risk of infection by a pathogen

True

Level C PPE requires maximum respiratory, eye, and skin protection

False

A Nurse would be an example of someone that would never be considered Forensic Personnel

False

SCBA and SAR are appropriate for Level D PPE protection

False

Which of the following specialized personnel would be most appropriate for identifying skeletonize human remains?

Forensic Anthropologist

Which of the following are agencies that would respond to cases that would involve mass fatalities, terrorist acts, bombings, and clandestine labs?

ATF, DEA, Local Fire Department, Local or state SWAT team, EMS, FBI, Local Police Agency, State Police

Forensic Odontologist

Uses dental records to ID person

Forensic Anthropologist

Uses skeletal remains to ID person

Forensic Pathologist

Determines manner and cause of death

Detectives are responsible for:

Conducting overall investigative efforts

Which if the following is not a type of specialized personnel?

Engineers

Medical Examiner

District Attorney

Forensic Archaeologist

Excavates scenes of buried remains

Forensic Engineer

Evaluates failure threshold in building material

Forensic Genealogist

Researches "family tree" of family descent

Forensic Geologist

Studies terrestrial features, rocks, minerals

Forensic Entomologist

Studies bugs and insects

Which of the following is an important detail to include in your notes when investigating a burglary scene?

The description of the scene and the surrounding location

The name of the victim

Lighting conditions

You are tasked with searching for footwear prints on the floor at the scene of a breaking and entering. Once located, how would you collect these shoeprints?

Use an electrostatic dust lifter

You are processing a vehicle that had been stolen from a homicide victim's home. Which of the following would be the most appropriate course of action?

Collect trace evidence from the interior first and then process for fingerprints

These two things will ensure the ability to produce good quality enlargements or 1:1 photographs of evidence:

A ruler and parallel film plane

This type of sketch is the most appropriate for depicting only the horizontal plane of the crime scene:

Floor plan

Out of the following pieces of evidence which one should be collected first at a crime scene?

Fingerprints

One of the most important purposes of physical evidence is to establish the identity of the suspect or victim.

True

The three main groups of fingerprints that can be found at the scene for a crime are Plastic, Patent, and latent.

True

Which of the following chemicals would be the most appropriate when attempting to locate fingerprints on the sticky side of tape?

Gentian Violet

Which of the following choices is an alternative to taking inked fingerprints from suspects?

Live Scan

When a fingerprint has been left in material that has hardened or is able to withstand transport and when it is on a small, easily transportable object, it may be sent directly to the crime laboratory.

True

A fingerprint should be photographed at an oblique angle and at a 1:2 ratio after dusting and lifting the print.

False

You have been asked to collect a knife from the crime scene with a visible fingerprint in blood. Which of the following would be the best packaging option.

Wrapping in paper and securing it in a box with zip ties, and tape the box shut

Fingerprints can be lifted from human skin of another by using a Kromekote Lift Technique, where the Kromekote card is placed against the skin and then the card is processed with powder to reveal a reverse impression of the print.

True

You respond to the scene of a deceased individual that has been in the woods for a week. You notice that the remains are skeletonized and insect and animal scavengers have attacked the body. Which is the best specialist to call to assist in the recovery and identification of the body?

Forensic Anthropologist

(True/False) One of the most important purposes of physical evidence is to establish the identity of the suspect or victim.

True

The three main ways a fingerprint is deposited at the scene of a crime: (choose 3 of the 4 answers)

latent, plastic, patent

Which of the following chemicals would be the most appropriate when attempting to locate fingerprints on the sticky side of tape?

Gentian violet

skibidi

toilet

Which of the following specialized personnel would be the most appropriate when attempting to identify skeletal remains?

Forensic anthropologist

Latent Fingerprints are formed by friction ridges, which deposit grease, oils, and perspiration on an object that is touched.

True

These are the types of fingerprints that can be found at a crime scene.

Patent, Plastic, Latent

Which of the following equipment would be the best choice for collecting and preserving a plastic fingerprint

Mikrosil

With Anthropometry, measurements could be taken from individuals older than the age of:

20 years

Which of the following does smooth skin contain?

Hair, Sebaceous Glands, Sweat Glands

When using ninhydrin, a(n) ________________ color appears in the presence of ammonia or amino acids.

bluish-purple

The "C" in ACE_V stands for:

Comparison

Which of the following will an alternate light source (ALS) help visualize?

fluorescent dusting powder, bite marks, Fluids, biological matter

A minutia characteristic that splits into two ridges is called:

bifurcation

When using a brush and dusting powder, it is imperative not to use too much powder or pressure because it may destroy the print

True

Ninhydrin is induced to fume and interact with the latent fingerprint residue, giving off an off-white impression.

False

The Will West case showed that anthropometric measurements were unreliable.

True

The Valentine's Day Massacre was the root for which city's first crime lab?

Chicago

In which year did the FBI lab open?

1932

Which of the following types of examination is now part of the FBI lab?

Firearms Identification

Handwriting Analysis

Trace Evidence

Any evidence that has an unknown origin or identification is called:

Questioned Evidence

How many full-service forensic laboratories does Wisconsin Have?

2

Which of the following personnel is not typically involved in the primary investigation efforts?

Criminalist

Which of the following requirements must be met for forensic laboratory accreditation?

Developing a lab testing protocol

Developing a quality control manual

Developing a quality assurance manual

The IAI stands for the International Association for Identification

True

Every state has developed its own crime laboratory system

True

Calvin Goddard was responsible for the first forensic laboratory in the world

False

Every item shipped to the crime lab should be packaged separately

True

Which of the following is a blood confirmatory test?

Precipitin test

Blood type A has which of the following antigens?

A antigens

In DNA, each nucleus holds how many pairs of chromosomes?

23

The DNA base Adenine (A) always pairs with which of the following bases?

T

Which of the following should be found in a sexual assault kit?

Clothing

Vaginal swabs

Combings

What is the ideal way to preserve biological evidence?

Freeze it

A victim of sexual assault should do which of the following?

not change cloths

To prevent contamination and preserve biological evidence, which of the following steps should be taken?

The evidence should be properly labeled

The evidence should be packaged in paper

The evidence should be allowed to dry

Which presumptive blood test has been proven successful in detecting traces of latent blood even in cases where repeated cleansing of the crime scene has occurred?

Fluorescein

CODIS stands for Combined DNA Index System

True

Luminol is a confirmatory test

False

Phenolphthalein is considered one of the most reliable tests for semen.

False

Which of the following items would be classified as trace evidence?

Glass shards

Safe insulation

Soil

When dealing with a homicide victim's clothing, which of the following procedures is the best way to capture any trace evidence?

Examine the clothing for trace evidence prior to transporting the body for an autopsy and collect any items that you find

The ______________ exemplars must never be packaged with the questioned samples.

Known

Which of the following techniques would be the best method for collecting fibers found on the floor at the point of entry at a homicide scene?

Tape lifts

Vacuum

Using forceps

(True/False) When trying to determine the direction of force in glass using a concentric edge, the side of the glass forming a right angle with the conchoidal fracture is the side the force came from.

True

What is/are the material(s) that can be transferred to someone trying to force open a safe?

diatomaceous earth, vermiculite, cement

What types of textile fibers can be encountered as evidence? (Refer to Chapter 7 of the text)

synthetic fibers, Animal fibers, blends of synthetic and natural fibers, mineral fibers, vegetable fibers

Locard's Exchange Principle occurs with regard to trace evidence left behind at the scene when an individual comes into contact with person or location and small, sometimes microscopic, changes occur. Items such as hair, fibers, and touch DNA may be left behind by the person or picked up from contact with the environment or another individual.

True

It is better to remove an item, such as hair, fiber, or loose paint chip from a large object rather than collecting the whole item.

True

When collecting paint samples from a hit-n-run investigation involving two vehicles you should at a minimum collect four paint samples: a control from each vehicle and a sample from the damaged area of each vehicle.

True

Which are some of the characteristics that a criminalist can provide when examining hair?

whether it was chemically treated, whether it is animal or human, Whether it was forcibly removed, presence of disease, Possible body location it originated, Whether synthetic or human

Poop

Farten