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