Midterm

Question 1

Forensic Science

Answer 1

The application of science to Law

Question 2

Forensic Science deals with

Answer 2

Death, rape, forgeries, fraud, negligence, assault, kidnapping

Question 3

Forensic Science does not solve

Answer 3

crime, investigators solve a crime (Witness, Interviews, Confession)

Question 4

Expert Witness

Answer 4

The only witness, in a court case, that is allowed to give an opinion on their specialty

Question 5

A coroner system was bought

Answer 5

to Philadelphia by William Penn

Question 6

Coroner (blank) vs. Medical Examiner (blank)

Answer 6

Elected, Appointed

Question 7

Medical Examiner

Answer 7

Position to be held by Licensed Physician in that State

Question 8

All jail deaths must

Answer 8

be reported

Question 9

Trace Evidence

Answer 9

identifies and compares specific types of trace materials that could be transferred during the commission of a violent crime. These trace materials include human hair, animal hair, textile fibers and fabric, rope, soil, glass, and building materials.

Question 10

Trace Evidence depends on the

Answer 10

state/community

Question 11

Often one person collecting trace evidence to ensure

Answer 11

consistency of labeling

Question 12

Depends on the person getting evidence

Answer 12

doesn’t matter if you have the best lab in the world you have to find the evidence

Question 13

All hairs are composed primarily

Answer 13

of the protein keratin

Question 14

A hair is composed of three

Answer 14

distinct layer cuticle, cortex, and medulla

Question 15

Anagen

Answer 15

the initial phase may last up to 6 years, the root is flame-shaped, the hair is actively growing, and materials are deposited in the hair shaft by cells found in the follicle

Question 16

Catagen

Answer 16

transition phase (2-3 weeks), the root is elongated

Question 17

Telogen

Answer 17

the phase where the hair naturally falls out of the skin, the root is club-shaped

Question 18

Hair color is provided by

Answer 18

pigments produced by cells called melanocytes. The pigments are called melanin

Question 19

Medullary index

Answer 19

The measure of the diameter of the medulla relative to the diameter of the hair shaft

Question 20

The Medullary index is usually

Answer 20

expresses as a fraction

Question 21

Humans Medullary index

Answer 21

< 1/3

Question 22

Animals Medullary index

Answer 22

> ½

Question 23

Women commit suicide…

Answer 23

2x more often than men

Question 24

Wool is what time of hair?

Answer 24

animal hair

Question 25

Animal fiber is most frequently used in the production of textile materials…

Answer 25

is wool, and the most common wool fibers originate from sheep

Question 26

Man-made fibers are

Answer 26

manufactured specific

Question 27

Friction ridges are found

Answer 27

on the skin of the palm of hands, palmar aspects of fingers, soles of feet, and solar aspect of toes

Question 28

3 basic fingerprint patterns:

Answer 28

Loops, Whorls, Arches

Question 29

Anabolic steroids induce

Answer 29

weight gain and increased muscle mass

Question 30

Steroids reduce the production of inflammatory

Answer 30

chemicals in order to minimize tissue damage

Question 31

Steroids also reduce the activity of the

Answer 31

immune system by affecting the function of white blood cells

Question 32

The flowering tops of the Cannabis plant secrete

Answer 32

a sticky resin that contains the active ingredient of marijuana, known as THC

Question 33

Crack is usually made by mixing:

Answer 33

two parts of cocaine hydrochloride, with one part baking soda, in about 20 ml of water, the solution if then heated gently until white precipitates form, heating is halted when precipitation stops, the precipitate is filtered and retained, the precipitate may then be washed

Question 34

Cocaine hydrochloride is

Answer 34

very stable. It binds closely to the ink in paper currency. Hence most Americans handle cocaine every day of their lives

Question 35

MDMA is a synthetic

Answer 35

psychoactive drug with both stimulant and hallucinogenic properties

Question 36

Neurotoxic

Answer 36

A substance that alters the structure or function of the nervous system.

Question 37

L.S.D is manufactured from

Answer 37

lysergic acid which is found in ergot a fungus that grows

Question 38

A phencyclidine derivative is arguably

Answer 38

our most ideal anesthetic agent

Question 39

Phencyclidine produced an unacceptably high incidence

Answer 39

of hallucinations, confusion, and delirium, so its development for use

Question 40

K hole

Answer 40

dreamy feeling: floating outside the body, trance-like state, sometimes described as a Near Death Experience

Question 41

Rohypnol has physiological effects similar to

Answer 41

diazepam approximately 10 times more potent