FIVS 205 Test 2
How can we determine if blood is from a human?
antibodies
What part of the nucleotide makes up the backbone of the helix?
base, phosphoric acid group, or carbon double bonds??
What will a tracing poorly reveal?
line quality
Which of these is the most sensitive when looking for blood?
luminol
Tire manufactures must apply for a __________ before they can legally sell tires in the US.
manufacturer's ID code
Which of these is a nondestructive approach to comparing ink lines?
microsphectrophotometer
A wildlife offender that violates a permit falls into which cateorgy?
minor offenders
Which is not an indicator of a liquids volatility?
molecular weight
What are areas or patterns that result from the absence of bloodstains in otherwise continuous patters of staining?
void patterns
What must be added to a compound microscope in order for it to be converted to a polarized light microscope?
analyzer, micrometer, dark field, or two of these
In which way does a semi auto and automatic firearm function?
Recoil Gas Piston All of these?
An abrasion mark is made when:
When the surface of an object is ground away
what is the maximum punishment for violating the endangered species act?
$50000 and up to 1 year in prison
1. Ballistics is:
The science of mechanics that deals with the flight, behavior, and effects of projectiles
Carbon monoxide has a fuel ignition temperature of:
1128
The Lacey Act was enacted in:
1900
In which year did the ANA publish The Scope and Standards of Forensic Nursing?
1997
In which year did the Texas legislature pass a bill requiring minimum standards for SANE certification? 1997
1997
Electrostatic lifting is used on:
2-D dry footprints
In which year did thethe state of New Jersey pass legislation requiring a SANE in every county prosecutor's office in the state?
2001
In which year did theWorld Report on Violence and Health get released?
2002
How many pairs of chromosomes do humans inherit from their parents?
23
What is the normal clotting time of blood that has exited the body from healthy individuals?
3-15 minutes
What is not true of fuels?
???They are found in three basic states They are characterized as any substance that will burn or support combustion They can only be volatilized and consumed in the liquid state
How a gas defuses in air depends on what?
?Its vapor density relative to air The quantity of gas available The quantity of oxygen available
Distal embolization occurs when:
A projectile slows enough and enters the vascular system
A threatened species is:
A species likely to become endangered within the foreseeable future
What are hairs and furs principally composed of?</
keratins
Trace evidence analysis is involved in which of these types of evidence?
All of these
A projectile is:
Any material that travels through space by the exertion of a force
What gives fecal matter its characteristic color?
Bile pigments and their breakdown products
What does DNA stand for?
Deoxyribonucleic acid
Who was the first criminal caught with DNA evidence?
Colin Pitchfork
Given the DOT ID number DOT PJOP 3NLR 2005, which portion of the ID number tells you that the tire complies with the U.S. Department of Transportation tire safety standards?
DOT
Who submitted an affidavit of his examination of bloodstain evidence and findings in the case of State of Ohio v. Samuel Sheppard in 1955 which became a significant milestone in the recognition of bloodstain evidence by the American legal system?
Dr. Paul Kirk
What are the five basic methods of heat production?
Electrical, mechanical, compressed gas, nuclear, chemical
Which of these is considered secondary transfer?
Evidence transferred to the person on which it's found via something other than the original source
1. A low velocity projectile can still do considerable damage if:
If it has high weight
Which of these is NOT a major category of crime against wildlife?
Illegal abandoment of domesticated animals into wild lands
What is a major problem with hair or fiber evidence?
It's not usually unique unless there's DNA
Trace evidence is primarily used to:
Link individuals, objects, and scenes together
Biological fluids are:
Liquids excreted and secreted from living organisms
Trace evidence is the basis of:
Locard's
Trace evidence is:
Material found at a crime scene in small but measurable amounts
What are the three main components of DNA?
Pentose sugar, phosphate group, and nitrogenous base
The surface tension of blood is:
Slightly less than water
You see ashes and soot left over from a fire. What do you know?
This was the result of complete combustion This was a clean oxidation reaction The accelerant was probably methane This was the result of incomplete combustion?
What is ply used for in a tire?
To give the tire flexiblity? To help hold the shape of the tire and prevent the rubber from treching? To lower the amount of noise a tire makes while turning? To lessen the stress cycle of the tire?
As mentioned in class, who has a large library of inks for analysis?
US secret service
What is a chromogene?
a substance of generating a colored species
An indentation tool mark is made when:
a tool is pressed into a softer surface
You run a blood typing test and see agglutination with anti-A and anti-D. What blood type does this represent?
a+
Who was the French artillery officer charged with treason based on questioned documents
alfred dreyfus
Which of these could give a false positive for a brentamine fast blue test?
all of these
What is the preferred method for SAP activity testing?
alpha-naphhyl phosphate and brentamine fast blue b
Forensic serology can be defined as the examination and analysis of
bodily fluids
What is the term used to describe the diameter of a circle that is tangent with the top of the lands of the rifling?
caliber
What is a questioned document?
checks, will, dollar bill,
What part of a shotgun is a constriction in the muzzle that serves to concentrate the shot pattern?
choke
Blood type is considered:
class evidence
What is agglutination?
clumping of erythrocytes
Luminol is best used in what kind of environment?
darkened
What technological advancement lead to a greater ability to discriminate between individuals and evidentiary material?
enzyme markers
Most presumptive blood tests take advantage of which cell?
erthrocytes
Which of these is NOT a type of writing system?
etzlinger
The temperature at which a liquid gives off sufficient vapor to form an ignitable mixture at its surface is known as:
flashpoint
which of these is the most accurate at long ranges?
full metal jacket
When analyzing handwriting movement, when moving a pen overhand or clockwise, it's referred to as:
garland movement
What is the term used to describe the number of spherical lead balls having the diameter of the interior of the barrel that weigh one pound.
gauge
Whose experimental findings were that second generation reappearance of characteristics present in one of the grandparents used in his studies demonstrated that inheritance was particulate and mixing did not alter genes?
gregor mendel
According to lecture, which of these is one of the most common types of trace evidence?
hair
Which of these cells contain nuclear DNA?
hair cells? skin cells?
Which of these is NOT possible to tell from footwear evidence?
height of perpetrator
Why does hydrogen peroxide bubble up in the presence of blood?
hemoglobin has perioxidase like activity
_______is needed for the transport of oxygen and _______ is needed for clot formation
hemoglobin, platelets
Where are red blood cells formed?
in the bone marrow
What is responsible for the environmental breakdown of DNA?
mutases, nucleases or polymer???
What energetic compound is produced by the nitration of wood pulp or cotton lint?
nitrocellulose
How many refractive indices do isotropic materials exhibit?
one
The most common oxidizer is:
oxygen
Who were the first questioned document examiners?
penmen
Which organisms are NOT eligible for listing under the endangered species act?
pest insect species
which makes up the most of whole blood?
plasma
What is the single direction in which light vibrating is absorbed referred to as?
privileged, plane, polymer
Erythrocytes are also known as:
red blood cells
Which is not a common form of heat transfer?
reduction
The Brentamine fast blue test is a presumptive test for:
semen
Which form of fuel acutally burns?
solid gas all of these?
A technique in which DNA is transferred onto a nylon membrane and radioactive probes are added to the DNA in order to visualize is known as:
southern blotting
What is defined as the resistance to change of form or flow?
specific gravity? terminal velocity or viscosity
Amylase digests:
starch
The term morphology relates to what?
structure
Defined as the force that pulls the surface molecules of a liquid toward its interior, decreasing the surface area and causing the liquid to resist penetration?
surface tension
arteries
take blood away from the heart
Why are red blood cells so useful for presumptive tests?
they contain hemoglobin
The use of what part of the electromagnetic spectra can aid in determine the difference between two papers?
ultraviolet, microwave? or xrasy?
Why is DNA important?
used for the study of genetics, can be used as forensic evidence, geneaolgy studies