Forensics Fall Exam Content

Question 1

the scientific study of crime scene evidence

Answer 1

Forensics

Question 2

property of physical evidence that connects an individual or thing to a group that share similar characteristics

Answer 2

class evidence definition

Question 3

property of physical evidence, narrows to one individual

Answer 3

individual evidence definition

Question 4

examples of class evidence? (3)

Answer 4

• shoe prints
• blood type
• hair (w/o the follicle)

Question 5

examples of individual evidence? (3)

Answer 5

• DNA
• hair (w/ the follicle)
• fingerprints

Question 6

body cooling

Answer 6

algor mortis

Question 7

stiffening of muscles

Answer 7

rigor mortis

Question 8

blood pooling)

Answer 8

livor mortis

Question 9

Five stages of Decomposition? (in order)

Answer 9

• fresh
• bloat
• active decay
• advanced decay
• dry/skeletal remains

Question 10

Two types of DNA discussed?

Answer 10

nuclear & mitocondrial

Question 11

can be individualized to a single person

Answer 11

nuclear DNA

Question 12

passed down from the mother

Answer 12

mitocondrial DNA

Question 13

One of the main goals in analyzing handwriting samples is to identify the documents …

Answer 13

author

Question 14

How can blood splatter be utilized by a CSI detective?

Answer 14

helping them reconstruct events, understand the dynamics of a crime, and identify potential witnesses or suspects

Question 15

What are the three types of blood spatter?

Answer 15

• low energy blood spatter
• high energy blood spatter
• free falling drop of blood

Question 16

drugs or other substances that are regulated by the government due to their potential for abuse or addiction

Answer 16

controlled substances

Question 17

Examples of controlled substances? (4)

Answer 17

• opioids
• stimulants
• depressants
• hallucinogens

Question 18

any deliberate alteration of a document made with intent to deceive

Answer 18

forgery

Question 19

a field that utilizes insects and other arthropods to aid in legal investigations, particularly in determining the time of death, the location of death, and the presence of certain substances

Answer 19

forensics entomology

Question 20

uses their knowledge of skeletal anatomy to identify skeletal remains

Answer 20

anthropology

Question 21

What bones would most likely be used to determine height of a victim/skeleton?

Answer 21

long bones

Question 22

What long bone gives the most accurate estimate of height?

Answer 22

femur

Question 23

Forensic entomologists use their knowledge of insects and their … and … to give them clues about a crime.

Answer 23

life cycles; behaviors

Question 24

What two parts are rigor mortis first apparent in, in the body?

Answer 24

jaw and eyelids

Question 25

How can one be exposed to toxins and/or poisons?

Answer 25

- Inhalation - Ingestion - Absorption - Injection - Environmental Exposure

Question 26

How are handwriting characteristics classified? (3)

Answer 26

- form - sizing - spacing

Question 27

What are the categories of ballistics? (3)

Answer 27

- internal - external - terminal

Question 28

the forces acting on a bullet within the firearm, from ignition to muzzle exit

Answer 28

internal ballistic

Question 29

studies the bullet's flight through the air, including its trajectory and the effects of gravity and wind

Answer 29

external ballistic

Question 30

examines what happens when the bullet impacts a target, including its penetration, damage, and energy transfer

Answer 30

terminal ballistic

Question 31

Where can DNA samples be taken from? (6)

Answer 31

- Skin - Blood - Saliva - Urine - Semen - Hair

Question 32

Bones not only give information regarding age and sex, but can also “tell” ...

Answer 32

ancestry

Question 33

angel between the inferior rami of pubic bones and below the samphysis pubis

Answer 33

subpubic angle

Question 34

Skull Characteristics Female (6)

Answer 34

- V-shaped mandible - Obtuse Jaw - Slanted ramus - Zygomatic arch extends past external auditory meatus - Round eye orbital - Superior margin of eye orbit is pinched

Question 35

Skull Characteristics Male (4)

Answer 35

- Pronounced brow bone - Rough and bumpy nuchal crest - Superior margin of eye orbit is blunt/flat - U shaped mandible

Question 36

Female Pelvic Bone Characteristics (4)

Answer 36

- Subpubic angle = 90 degrees or greater - Hips (illium) relaxed & wider - Shape of pelvic cavity is a large oval - Short, curved outward coccyx

Question 37

Male Pelvic Bone Characteristics (4)

Answer 37

- Subpubic angle = less than 90 degrees - Hips (illium) upright & narrow - Shape of pelvic cavity is a small heart - Long, curved inward coccyx