FORENSICS FINAL EXAM Flashcards


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1

What type of evidence does criminalistics NOT include?

A) Glass

B) Blood

C) Fibers

D) Explosives

E) Bones

E

2

There are approximately ___________ forensic science laboratories in the United States.

A) 100

B) 400

C) 1000

D) 50

B

3

A preliminary survey of the crime scene includes:

A) A specialist, such as a bloodstain pattern analyst, examining the scene

B) Notation of problem areas

C) Detailed measurements of objects, persons, bodies, entrances, and exits at the crime scene

D) Investigators obtaining a search warrant

E) Photographs taken with and without a scale

B

4

Which of the following does not affect transfer of evidence?

A) Contamination of evidence

B) The number of contacts

C) How easily the item transfers

D) How much of the item is involved in contact

E) Form of evidence

A

5

Evidence that is “irrelevant”—

A) May be inadmissible

B) Makes the existence of some fact, of consequence to the case, more probable than without the evidence

C) Always contains the “forbidden inference”

D) Is inadmissible

D

6

Forensic entomology analysis in most likely found at a _________________.

A) State Forensic Laboratory

B) County Forensic Laboratory

C) Local Forensic Laboratory

D) University Forensic Laboratory

D

7

What type of silica-based casting material is now more commonly used for impressions due to the quick drying time and ability to show more detail?

A) Dental stone

B) Hair Spray

C) Plaster of Paris

D) Clay

E) Silly putty

A

8

If a person tracks through wet paint, a ____________ impression is left in the paint and a ____________ impression is deposited further away on a clean surface.

A) positive, negative

B) negative, negative

C) positive, positive

D) negative, positive

D

9

What is used to compare bullets to identify a firearm shot a particular bullet?

A) Twist

B) Striations

C) Lands and grooves

D) Extractor marks

B

10

The ____________________ of metal atoms is disrupted when the surface is stamped with an alphanumeric die.

A) Oxidation rate

B) Atomic radius

C) Stability constant

D) Crystal structure

E) Electrostatic charge

D

11

In firearms analysis, "rifling" is:

A) Present only on cartridges

B) Microscopic striations on bullets

C) Lands and grooves

D) Present only on revolvers

E) Present in all weapons

C

12

What is used to do distance determination?

A) Size of the bullet hole alone

B) Quantity of bullet holes alone

C) Bullet trajectory

D) Gunshot residue pattern on the target

E) Type of bullet used

D

13

Which would be done first during an examination of forensic document?

A) Handwriting analysis

B) Ink analysis

C) Paper analysis

D) Document dating

E) Fingerprinting analysis

A

14

Which of the following examinations would be LEAST likely to be done by a firearms/toolmarks examiner?

A) A determination of the distance of firing of a weapon

B) Determination of whether a person recently fired a weapon

C) Whether a pair of wire cutters was used to cut a particular wire

D) Determination of whether a gun is capable of firing

E) Comparison of bullets from a known source to an unknown source

B

15

Which of the following is a public forensic lab in IN?

A) Marion County Forensic Service Agency

B) Wolfe Technical Services

C) AIT Labs

D) University of Indianapolis Archeology and Forensics Lab

A

16

What is the most important duty of the first responder to the crime scene?

a. Detain potential suspects
b. Render medical assistance to those in need
c. Refrain from destroying, altering, and/or adding any evidence at the scene
d. Prevent others from destroying, altering, and/or adding any evidence at the scene

B

17

The chain of custody:

A) Is not admissible in court.

B) Applies only to trace evidence.

C) Is both a document and a process that protects evidence against misuse and tampering.

D) Stops when the evidence reaches the crime lab.

E) Is a document that contains signatures of all the people that work in the lab.

C

18

Which is an example of an ethical which a forensic scientist may be confronted with while working in the crime lab?

1. Discussing a specific case with an attorney
2. Reporting a positive result based on only experience
3. Taking some drug evidence as personal use

A) 1 and 3

B) 1, 2, 3

C) 2

D) 3

B

19

Quality assurance of forensic laboratories

A) ASCLD

B) ABC

C) OSAC

A

20

Quality assurance of individual forensic scientists

A) ASCLD

B) ABC

C) OSAC

B

21

Develops standard procedures in all forensic disciplines

A) ASCLD

B) ABC

C) OSAC

C

22

True or False: Forensic toxicology is the chemical analysis of blood types found in humans

A) True

B) False

A

23

True or False: The chain of custody begins when evidence is collected at a crime scene

A) True

B) False

A

24

True or False: Demonstrative evidence is not directly generated at a crime scene, but is created later to aid the trier of facts to understand the significance of real evidence

A) True

B) False

A

25

True or False: the primary task of the first officer at the crime scene is to secure the scene and prevent destruction or altercation of the scene

A) True

B) False

B

26

True or False: Locard's Exchange Principle is defined when two things come into contact and information is exchanged.

A) True

B) False

A

27

True or False: the trier of facts is a person or persons who determine guilt or innocence in a trial

A) True

B) False

A

28

T/F: Impression evidence is always patent or visible?

A) True

B) False

B

29

T/F: a restored firearm (serial number) can be returned to its original owner.

A) True

B) False

B

30

T/F: Document Examiners CANNOT determine the writers physical or emotional state.

A) True

B) False

A

31

When must an autopsy be performed?

A) Sudden, unexpected death

B) Violent death

C) Unattended/ suspicious death

D) All of the above

D

32

Anthropological Biological Profile components

A) Ancestry

B) Stature

C) Age

D) Sex

E) All of the above

E

33

Evidence of tampering with the position of a body after death can be obtained by evaluating the:

a) rigor mortis.

b) algor mortis.

c) livor mortis.

d) both B and C

e) none of the above

C

34

Rigor mortis refers to the:
a. Temperature of death.
b. Stiffness of death.
c. Color of death.
d. Time of death.

B

35

Settling of blood in the body after death

A) Livor mortis

B) Rigor mortis

C) Algor mortis

D) Pallor mortis

A

36

Stiffening of the body after death

A) Livor mortis

B) Rigor mortis

C) Algor mortis

D) Pallor mortis

B

37

Postmortem cooling of the body

A) Livor mortis

B) Rigor mortis

C) Algor mortis

D) Pallor mortis

C

38

pinpoint hemorrhages found around the eyes, the lining of the mouth and throat, as well as other areas

A) Pallor mortis

B) Livor mortis

C) Petechiae

D) Rigor mortis

C

39

The ____________ is the most difficult question to answer as a forensic anthropologist.

A) Cause of death

B) Manner of death

B

40

Putrefaction and autolysis are two types of _____ processes.
a. Rigor mortis
b. Decomposition
c. Livor mortis
d. Algor mortis

B

41

T/F: Putrefaction and autolysis are two grouped stages of decomp

A) True

B) False

A

42

Which stage of decomp contains fresh, bloat, and active decay?

A) Autolysis

B) Putrefaction

A

43

Which stage of decomp contains advanced decay and dry remains

A) Autolysis

B) Putrefaction

B

44

Which of the following does not slow down the decomposition process?

A) Insects found on the body
B) Cold temperature where the body is located
C) Lime around the body
D) Casket Body is buried in

A

45

T/F: Temperature is the most influential factor in determining PMI

A) True

B) False

A

46

What is necessary to determine PMI?

A) Weather Data
B) Specimen collected from the body
C) Specimen collected from soil and areas surrounding the body
D) Collection of adult flies and beetles

E) All of the above

E

47

Stages of death:

A) Pallor mortis, Algor mortis, Rigor mortis, Livor mortis, Putrefaction, decomp, skeletonization

B) Pallor mortis, rigor mortis, Algor mortis, livor mortis, putrefaction, decomp, skeletonization

C) Pallor mortis, Algor mortis, Rigor mortis, Livor mortis, decomp, Putrefaction, skeletonization

D) Pallor mortis, Algor mortis, Livor mortis, Rigor mortis, decomp, putrefaction, skeletonization

A

48

cause of death is the immediate cause of death

A) Primary

B) Secondary

A

49

cause of death includes conditions that are not related to the primary cause of death but contribute substantially to the individual’s demise

A) Primary
B) Secondary

B

50

How many instar (maggot) stages does a blow fly have?

A) 4

B) 5

C) 2

D) 3

D

51

The stage of fusion of various bones within a skeleton can be used to estimate the _____________ of the decedent.a) occupation

b) age

c) race

d) gender

e) height

B

52

What part of a decedent's body resists rapid decomposition and is used by forensic anthropologists to provide information about the decedent?

a) bones

b) cartilage

c) soft tissue

d) hair fragments

e) teeth

A

53

Characteristic markings on the skin caused from the discharge of a firearm is known as:
a. Staining.
b. Stippling.
c. Tattooing.
d. b and c

D

54

Used to determine age

A) Long bones

B) Pubic symphysis

C) Pelvis

D) Skull

D

55

Used to determine ethnicity

A) Long bones

B) Pubic symphysis

C) Pelvis

D) Skull

B

56

Used to determine height

A) Long bones

B) Pubic symphysis

C) Pelvis

D) Skull

A

57

Used to determine sex

A) Long bones

B) Pubic symphysis

C) Pelvis

D) Skull

C

58

What is not included in the taphonomic profile?

A) perimortem injury

B) original position of the body

C) location of death

D) manner of death

D

59

What can a forensic entomologist determine in the event of a crime in which there are insects present?

  1. Possible site of trauma
  2. Geographic origin of death and therefore postmortem movement
  3. Minimum postmortem interval
  4. In the absence of a body, the victim's identity

A) 1 and 2

B) 2 and 4

C) 1, 3, 4

D) 1, 2, 3, 4

D

60

How is facial reconstruction used on unidentified skeletal remains?

A) Location of the eye sockets

B) As a major form of positive identification

C) For media to show images of the remains

D) To determine the ancestry of the remains

C

61

Which of the following are all stages of death?

A) Algor mortis, bloat, dry decay

B) Autolysis, putrefaction, and skeletonization

C) Putrefaction, decomposition and skeletonization

D) Rigor and livor mortis and active and advanced decay

C