FIVS 205 ANSWERS

Which of these is immune to outliers?

Inference

, Not Selected

Mean

, Not Selected

Mode

, Not Selected

Correct answer:

Median

Data

Median

Which of these is an adequate substitute for photgraphy at a scene?

Videography

, Not Selected

Robust witness statements

, Not Selected

Note taking

, Not Selected

Sketching

, Not Selected

Correct answer:

There is no adequate substitute for photography

There is no adequate substitute for photography

Why is a crime scene sketch essential during scene documentation?

It provides a real-time record of work at the scene

, Not Selected

It helps investigators visualize the scene before processing

, Not Selected

It allows for focused views of microscopic crime scenes

, Not Selected

It isn't

, Not Selected

Correct answer:

It records the actual size or measurment of the scene and its physical evidence

It records the actual size or measurment of the scene and its physical evidence

The classification of the crime scene labels the site of the original or first criminal activity as what?

Large crime scene

, Not Selected

Secondary crime scene

, Not Selected

Initial crime scene

, Not Selected

Minor crime scene

, Not Selected

Correct answer:

Primary crime scene

Primary crime scene

Admissibility or inadmissibility of trial information is determined by the application of what?

Eye-witness testimony

, Not Selected

Lawyer's closing arguments

, Not Selected

Correct answer:

Rule of evidence

Evidence

, Not Selected

Expert testimony

Rule of evidence

What is the first universal rule of processing a crime scene?

Don't eat or drink on scene

, Not Selected

Correct answer:

Safety first

Diagram the scene

, Not Selected

Mark and label evidence

, Not Selected

Write a report

Safety first

Which of these is considered circumstantial evidence?

None of these

, Not Selected

Fingerprints lifted off of the murder weapon

, Not Selected

DNA matching a suspect found on the victim

, Not Selected

A footprint matching the suspect near a secondary crime scene

, Not Selected

Correct answer:

All of these

All of these

Which of these makes up 75-90% of human hair?

All of these make up an equal amount of the hair. Nothing makes up 75-90%.

, Not Selected

Cuticle

, Not Selected

Correct answer:

Cortex

Medulla

Cortex

Evidence with blood on it must be packaged:

Incorrect answer:

In sealed plastic bags

Correct Answer:In paper bags

In paper bags

, Not Selected

"In unbreakable, plastic bottles"

, Not Selected

It cannot be packaged

In paper bags

Who solves crimes?

Professors

, Not Selected

Consultants

, Not Selected

Crime labs

, Not Selected

Correct answer:

Investigators

Investigators

"What is the median of these numbers: 89, 12, 18, 36, 1, 10, 16? "

26

, Not Selected

10

, Not Selected

Correct answer:

16

1

, Not Selected

12

, Not Selected

36

, Not Selected

89

, Not Selected

18

16

What happens if you don't photograph evidence at the scene?

Correct answer:

It's inadmissable in court

You have to talk to the attorney about it

, Not Selected

You have to write about it in your report

, Not Selected

Nothing

, Not Selected

You cannot make a chain of custody about it

It's inadmissable in court

When did the Frye test come into existence?

1975

, Not Selected

Correct answer:

1923

1864

, Not Selected

1993

, Not Selected

2009

1923

Private laboratories:

Correct answer:

Are businesses designed to make a profit

Only have beurocrats on staff

, Not Selected

All of these

, Not Selected

Are funded by governments

, Not Selected

Are staffed by PhDs only

Are businesses designed to make a profit

What is considered court approved information that is used to determine a defendant s guilt or innocence?

Correct answer:

Evidence

Expert testimony

, Not Selected

Rule of evidence

, Not Selected

Lawyer's closing arguments

, Not Selected

Eye-witness testimony

Evidence

Which amendment is known as the unreasonable search and seizure amendment?

21st

, Not Selected

29th

, Not Selected

14th

, Not Selected

Correct answer:

4th

1st

4th

What is another name for the mean of a group of numbers?

Correct answer:

Average

Mode

, Not Selected

Median

, Not Selected

Standard deviation

Average

What are the structural proteins that are found in hair and make up the bulk of the hair shaft?

Correct answer:

Keratin

Chitin

, Not Selected

Actin

, Not Selected

Sclerotin

, Not Selected

Myosin

Keratin

What is Locard's exchange principle?

Trace evidence and transfer evidence are mutually exclusive

, Not Selected

Chemical evidence is the purest physical evidence

, Not Selected

There are 6 major types of evidence

, Not Selected

Correct answer:

Every contact leaves a trace

Trace evidence is only found at the scene

Every contact leaves a trace

The liquid portion of paint that carries the color is called the ___________.

Medulla

, Not Selected

Correct answer:

Solvent

Pigment

, Not Selected

Extender

Solvent

What is autolysis?

Preservation of cellular membranes

, Not Selected

Disintegration of body tissues in general

, Not Selected

Destruction of body by predators

, Not Selected

Changes produced by action of bacteria and microorganisms

, Not Selected

Correct answer:

Self dissolution by body enzymes

Self dissolution by body enzymes

Forensic pathologists are physicians that have taken specialized training in ___.

Necropsy

, Not Selected

Autopsy

, Not Selected

Dissection

, Not Selected

Correct answer:

Pathology

Surgery

Pathology

You have a bruise that is showing yellow coloration. Based on scientific evidence, what do you know for certain?

This bruise is almost healed

, Not Selected

You don't know anything based on scientific evidence

, Not Selected

This bruise is 2-3 weeks old

, Not Selected

This bruise is less than 18 hours old

, Not Selected

Correct answer:

This bruise is more than 18 hours old

This bruise is more than 18 hours old

"___________ the discoloration of the whites of the eyes if left open upon death, should not be confused with petechial hemorrhage resulting from strangulation nor be mistaken for antemortem bruising of the eye."

Livor mortis

, Not Selected

Rigor mortis

, Not Selected

Correct answer:

Tache noire

Algor mortis

, Not Selected

Putrefaction

Tache noire

At what level does carbon monoxide bind to hemoglobin?

1000 times more strongly than oxygen

, Not Selected

150 times more strongly than oxygen

, Not Selected

50 times more strongly than oxygen

, Not Selected

Correct answer:

300 times more strongly than oxygen

300 times more strongly than oxygen

Of these organs, which is most likely to show autolysis first, according to your reading?

Esophagus

, Not Selected

Leg muscles

, Not Selected

Correct answer:

Pancrease

Brain

Pancrease

A general definition of _________ is the point at which the cells and tissues that make up an organism cease to function, according to your reading.

Decomposition

, Not Selected

Correct answer:

Death

Cellular death

, Not Selected

Somatic death

Death

"A man is struck in the head, which causes his death a moment later. This is a(n) _____________injury."

Correct answer:

Perimortem

Antemortem

, Not Selected

Postmortem

, Not Selected

Somatic

, Not Selected

Homicidal

Perimortem

The initial color of a bruise is a product of:

Age only

, Not Selected

Whimsy

, Not Selected

Correct answer:

Natural skin and blood pigments

Inflammatory reactions only

, Not Selected

Time of year

Natural skin and blood pigments

Which of these is a scientist that uses knowledge of the body and body processes to gather information pertaining to death?

Forensic doctor

, Not Selected

Forensic coroner

, Not Selected

Correct answer:

Forensic pathologist

Forensic odontologist

Forensic pathologist

According to your reading, taphonomy was first used in the field of __________ to describe the transition of organisms from the living biosphere to the lithosphere.

Biology

, Not Selected

Entomology

, Not Selected

Correct answer:

Paleontology

Pathology

Paleontology

__________ is the scientific study of the nature of disease and its causes, processed, development, and consequences.

Surgeon

, Not Selected

Taphonomy

, Not Selected

Forensic

, Not Selected

Correct answer:

Pathology

Pathology

An abrasion with hyperemia and a soft yellow crust of dried serum indicates:

A fresh abrasion

, Not Selected

Correct answer:

An abrasion up to 36 hours old

A contusion

, Not Selected

An abrasion 2-3 days old

, Not Selected

An abrasion 6-7 days old

An abrasion up to 36 hours old

Which of the following is not a method of asphyxia?

Manual strangulation

, Not Selected

Drowing

, Not Selected

Correct answer:

Gunshot wound

Ligature strangulation

Gunshot wound

According to your reading, the breakdown of tissue by microorganisms is known as _____________.

Rigor mortis

, Not Selected

Algor mortis

, Not Selected

Correct answer:

Putrefaction

Livor mortis

, Not Selected

Mummification

, Not Selected

Autolysis

Putrefaction

Forensic pathologists are physicians that have taken specialized training in ___.

Necropsy

, Not Selected

Correct answer:

Pathology

Dissection

, Not Selected

Surgery

, Not Selected

Autopsy

Pathology

According to your reading, the first noticeable change after death is the natural thermoregulation of the body stops, which is know as _________ mortis.

Livor

, Not Selected

Correct answer:

Algor

Peri

, Not Selected

Rigor

Algor

What are Tardieu's spots?

Spots under the skin associated with asphyxiation only

, Not Selected

Formation of cross bridges in the muscles

, Not Selected

Correct answer:

Darkened spots on the skin due to burst capillaries

Fixed areas of cherry red coloration due to lack of oxygen

, Not Selected

Death with the eyes open and drying of the sclera

Darkened spots on the skin due to burst capillaries

Who first introduced taphonomy?

John Loche

, Not Selected

Adrienne Brundage

, Not Selected

Edmund Lochard

, Not Selected

Correct answer:

Ivan Antonovich Yefremov

Ivan Antonovich Yefremov

Which death situation is most likely to be reversed given cutting edge techniques?

A 60 year old woman falls through the ice and is under for 40 minutes

, Not Selected

A 5 year old girl drowns in a Jacuzzi and is floating for 30 minutes

, Not Selected

A 25 year old woman suppers a pulmonary embolism on a soccer field

, Not Selected

An 80 year old man has a heart attack and is not found for 12 hours

, Not Selected

Correct answer:

A 4 year old boy falls through the ice and is under for 40 minutes

A 4 year old boy falls through the ice and is under for 40 minutes

Which of these traits indicates a female skull?

Mandible angled at 900

, Not Selected

Lower and sloping frontal bone

, Not Selected

Correct answer:

Absence of occipital protuberance

Square eye orbits

, Not Selected

All of these

, Not Selected

Rough surface

Absence of occipital protuberance

Teeth can withstand temperatures of about____________C

3500

, Not Selected

They can't withstand temperatures

, Not Selected

6000

, Not Selected

Correct answer:

1600

1600

When does the lamboida suture BEGIN closing?

Correct answer:

Age 21

Age 30

, Not Selected

Age 26

, Not Selected

Age 62

, Not Selected

Age 50

Age 21

When did the modern period of forensic anthropology begin?

Correct answer:

1972

1950

, Not Selected

1897

, Not Selected

1900

, Not Selected

1950

1972

A 2 year old has how many teeth (usually)?

32

, Not Selected

16

, Not Selected

28

, Not Selected

Correct answer:

20

24

20

When did the Luetgert murder case take place?

1878

, Not Selected

Correct answer:

1897

1939

, Not Selected

1971

, Not Selected

1932

1897

Years ago Mike Tyson had an infamous fight during which he bit the ear off his opponent. This removal of a chunk of skin or flesh is known as a(n) ___________ in forensics

Hemorrhage

, Not Selected

Laceration

, Not Selected

Correct answer:

Avulsion

Artifact

Avulsion

What is the hardest substance in the body?

Dentin

, Not Selected

Bone

, Not Selected

Calcium

, Not Selected

Correct answer:

Enamel

Enamel

Where was the pivotal article on examining skeletal remains written by W.M. Krogman in 1939 published?

Journal of Forensic Anthropology

, Not Selected

Correct answer:

FBI Bulletin

Journal of Forensic Science

, Not Selected

Anthropological News

FBI Bulletin

The theory behind forensic odontology is:

"Everyone grows teeth at a different rate, so growth patterns can be used to individualize a person"

, Not Selected

Correct answer:

No two mouths are alike

Gums are excellent sources of DNA

, Not Selected

Only twins have mouths that are exactly alike

, Not Selected

"Teeth do not leave recognizable marks, but tongues do"

No two mouths are alike

Who is considered one of the major founders of forensic anthropology in the U.S.?

Thomas Dwight

, Not Selected

Correct answer:

Wilton Krogman

George Amos Dorsey

, Not Selected

Louis Bicknese

, Not Selected

William Bass

Wilton Krogman

Bones are connected together by:

Actin and myosin

, Not Selected

Correct answer:

Ligaments

Joints

, Not Selected

Cartilage

, Not Selected

Tendons

Ligaments

What is anthropology?

The study of living things

, Not Selected

A physical record of a personÕs life as told by the bones

, Not Selected

The study of disease

, Not Selected

The study of decomposition

, Not Selected

Correct answer:

"The study of origins, behavior, and development of humans"

"The study of origins, behavior, and development of humans"

Which of these indicate a female skull?

Correct answer:

All of these

High and rounded frontal bone

, Not Selected

Rounded eye orbits

, Not Selected

Smooth surface

, Not Selected

Greater than 900 angle on mandible

, Not Selected

Absence of occipital protuberance

All of these

Approximately how many bones does the adult human skeleton have?

105

, Not Selected

408

, Not Selected

307

, Not Selected

Correct answer:

206

206

What is the aspect of anthropology that deals with the interpretation of bone evidence and the effect that lifestyle has on long-term human remains?

Physical anthropology

, Not Selected

Human anthropology

, Not Selected

Cultural anthropology

, Not Selected

Correct answer:

Forensic anthropology

Ancient anthropology

Forensic anthropology

Who generally develops earlier?

None of the above

, Not Selected

Males

, Not Selected

Correct answer:

Females

Both develop at the same rate

Females

Primarily the estimation of age in people under 21 is done by ____. _. patterns.

Tooth attrition

, Not Selected

Correct answer:

Tooth eruption

Tooth size

, Not Selected

Skull fusion

Tooth eruption

What is an arch mark?

A mark left by a tooth (human or animal)

, Not Selected

Correct answer:

A mark produced by four or five adjacent teeth and the same arch

A mark made by teeth alone or in combination with other mouth parts

, Not Selected

A tooth mark produced by antagonist teeth

A mark produced by four or five adjacent teeth and the same arch

A(n) ________is a small, bleeding spot left behind by a bite

Avulsion

, Not Selected

Contusion

, Not Selected

Laceration

, Not Selected

Correct answer:

Hemorrhage

Artifact

, Not Selected

Abrasion

Hemorrhage

The stain used in a confirmatory test for seminal fluid that uses microscopy to view dyed sperm cells is called:

Santa Stain

, Not Selected

Semen stain

, Not Selected

Snowman stain

, Not Selected

Correct answer:

Christmas tree stain

Christmas tree stain

All of the following are components of saliva except

Correct answer:

Amino acids

Enzymes

, Not Selected

Water

, Not Selected

Proteins

Amino acids

What does DNA stand for?

Correct answer:

Deoxyribonucleic acid

Deoxy Nucleus Acid

, Not Selected

Ribonucleic acid

, Not Selected

Digital Nuclear Acid

Deoxyribonucleic acid

What is/are the main objective(s) of CODIS?

None of the above

, Not Selected

"To store DNA data from convicted felons, or suspects for future investigations"

, Not Selected

Correct answer:

Both A and B

To help solve cold cases that did not have the scientific technology to solve crimes

Both A and B

The Phadebas reagent test can be performed in which two ways?

In a tube or on a plate

, Not Selected

On paper or on a plate

, Not Selected

Correct answer:

In a tube or on paper

On a plate or in a ceramic well

, Not Selected

In a ceramic well or in a tube

In a tube or on paper

Which bacterium causes semen to fluoresce?

A bacterium doesnÕt cause semen to fluoresce

, Not Selected

Escherichia coli

, Not Selected

Pseudomonas cadverinis

, Not Selected

Saphylococcus aureus

, Not Selected

Correct answer:

Pseudomonas fluorescens

Pseudomonas fluorescens

P30 is specific to which organ?

Correct answer:

Prostate gland

The seminal vesicles

, Not Selected

The testicles

, Not Selected

Cowpers gland

, Not Selected

The vas deferens

Prostate gland

"You run a starch-iodine test and end up with a clear area on the plate, surrounded by a field of dark blue. What do you know?"

The sample is negative for amylase

, Not Selected

The sample is positive for sugar

, Not Selected

The sample is negative for saliva

, Not Selected

The sample is negative for sugar

, Not Selected

The sample is positive for saliva

, Not Selected

Correct answer:

The sample is positive for amylase

The sample is positive for amylase

What would happen if you injected RNA into your body?

Correct answer:

The RNA would tell your cells to produce whatever protein it codes for, and your cells would produce that protein.

Nothing.

, Not Selected

It would break open your DNA and cause massive damage.

, Not Selected

It would burst open your cells and cause untold damage to your tissues.

The RNA would tell your cells to produce whatever protein it codes for, and your cells would produce that protein.

PCR can be described as:

Amplification of DNA

, Not Selected

"Denature, anneal, extend"

, Not Selected

Polymerase Chain Reaction

, Not Selected

Correct answer:

All of the above

All of the above

Nessler's reagent is used to test for which fluid?

Correct answer:

Urine

Saliva

, Not Selected

Vaginal secretions

, Not Selected

Semen

Urine

What is known as the blueprint of life?

PCR

, Not Selected

RNA

, Not Selected

WAP

, Not Selected

Correct answer:

DNA

Taq

DNA

The Benzidine test:

Works just like leukocytes

, Not Selected

"Is a simple test strip, much like a pregnancy test"

, Not Selected

Works on the same basic principle as DNA testing

, Not Selected

Involves acid phosphatase

, Not Selected

Correct answer:

Works on the same basic principle as hydrogen peroxide

Works on the same basic principle as hydrogen peroxide

Forensic _______is the examination and analysis of bodily fluids, and the application of these data to legal matters.

Pathology

, Not Selected

Correct answer:

Serology

Biology

, Not Selected

DNA

Serology

Genes direct the production of a specific _________.

Carbohydrate

, Not Selected

Correct answer:

Protein

DNA strant

, Not Selected

Lipid

, Not Selected

Sugar

Protein

According to your reading, what type of genetic material makes up ribosomes?

Correct answer:

RNA

PCR

, Not Selected

DNA

, Not Selected

Helicase

RNA

Bacteria break down amino acids into:

Flavins

, Not Selected

Correct answer:

Skatole

Hydrogen peroxide

, Not Selected

None of these

, Not Selected

Amylase

Skatole

What is considered the best test for the presumptive identification of semen?

UV light

, Not Selected

Visual search

, Not Selected

Correct answer:

Acid phosphatase test

Prostate-specific antigen

Acid phosphatase test

What is the most important enzyme in a PCR reaction?

Correct answer:

Taq polymerase

Helicase

, Not Selected

Lactase

, Not Selected

Dnase

Taq polymerase

Which cells contain nuclear DNA?

red blood cells

, Not Selected

hair cells

, Not Selected

All of the above

, Not Selected

Correct answer:

Skin cells

Skin cells

What is always better when documenting bloodstain evidence?

Photographs

, Not Selected

Video

, Not Selected

Less

, Not Selected

Correct answer:

More

More

According to your reading, ______________ in arterioles increases the amount of blood that flows to the capillaries.

Gravity

, Not Selected

Correct answer:

Vasodilation

Hepatic pressure

, Not Selected

Vasoconstriction

Vasodilation

What bloodstaining includes transfer, flow patterns, saturation stains, and stains from dripping blood?

Correct answer:

Passive

Satellite

, Not Selected

Castoff

, Not Selected

Active

Passive

What degree of impact is associated with a circular shape?

Correct answer:

90%

30%

, Not Selected

50%

, Not Selected

80%

90%

What is determined by examining the edge characteristics of individual stains?

Area of origin

, Not Selected

Area of convergence

, Not Selected

Angle of impact

, Not Selected

Correct answer:

Direction of flight

Direction of flight

The speed of dropping blood maxes out at

feet. (Use numerals)

7

According to your reading, ______________ in arterioles lowers the amount of blood that flows to the capillaries.

Elastin

, Not Selected

Vasodilation

, Not Selected

Correct answer:

Vasoconstriction

Hydrostatic

Vasoconstriction

Hydrogen peroxide reacts with

in red blood cells to test for the presence of blood.

hemoglobin

Phenolphthalein tests for the presence of

in an unknown sample, which indicates the presence of blood.

hemoglobin

On average, how big is a blood drop?

5 ml

, Not Selected

Correct answer:

0.05 ml

50 ml

, Not Selected

0.5 ml

0.05 ml

____________ accounts for around 97% of dry blood content.

Iron

, Not Selected

Leukocytes

, Not Selected

Correct answer:

Hemoglobin

Plasma

Hemoglobin

What color does the phenolphthalein test turn in the presence of hemoglobin?

Correct answer:

Pink

Blue

, Not Selected

Red

, Not Selected

Orange

, Not Selected

Purple

, Not Selected

Green

, Not Selected

Yellow

Pink

What might be a reasonable conclusion to draw from examining blood that has a high red blood cell count?

Correct answer:

The patient lives in the mountains

The patient is elderly

, Not Selected

The paiten is ill

, Not Selected

The patien lives near the ocean

The patient lives in the mountains

When dropping through the air, a blood drop is ____ in shape.

Variable

, Not Selected

Correct answer:

Spherical

Helical

, Not Selected

Oblong

Spherical

Herbert Leon MacDonell conducted his first bloodstain institute in Jackson, Mississippi in what year?

2003

, Not Selected

Correct answer:

1973

1985

, Not Selected

1993

1973

In a normal individual,

of blood is comprised of cellular components. (use numerals)

45

"In the Takayama test, the pyridine reacts with the hemoglobin forming ........................ crystals."

Hemocoloration

, Not Selected

Hemoglobin

, Not Selected

Correct answer:

Hemochromogen

Hemotakayama

Hemochromogen

What is the normal clotting time of blood that has exited the body from healthy individuals?

1-2 hours

, Not Selected

10-15 seconds

, Not Selected

30-40 minutes

, Not Selected

Correct answer:

3-15 minutes

3-15 minutes

Gun shot wounds tend to produce

velocity spatter patterns.

high

The determination of paper thickness generally requires the use of what?

Correct answer:

Paper micrometer

Electrostatic detection apparatus

, Not Selected

Standard ruler

, Not Selected

Video spectral bands

Paper micrometer