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Forensics Hair Analysis

Total questions: 35

Worksheet time: 18mins

Name
Class
Date
1.
The protein that makes up hair is called _____
a)
ninhydrin
b)
pigments 
c)
medulla
d)
keratin
2.
The deepest layer of hair (compared to the lead of a pencil) is the ___
a)
medulla
b)
cortex
c)
cuticle
d)
keratin 
3.
The middle layer of a hair (compared to the wood of a pencil) is the __
a)
medulla
b)
cortex
c)
cuticle
d)
keratin
4.
The outside layer of a hair (compared to the ink on a pencil) is the ___
a)
medulla
b)
cortex
c)
cuticle
d)
keratin
5.
Which of the following is NOT one of the characteristics of the cuticle that varies and should be observed?
a)
scales
b)
 continuity 
c)
pigment
d)
thickness
6.
In which phase of hair growth is hair actively growing?
a)
anagen
b)
catagen
c)
telogen
d)
melanen
7.
Which phase of hair growth usually lasts three to five years?
a)
anagen
b)
catagen
c)
telogen
d)
melanen
8.
Which phase of hair growth is the final phase of hair growth that results in hair loss and lasts about three months?
a)
anagen
b)
catagen
c)
telogen
d)
melanen
9.
Where is Nuclear DNA found in the hair?
a)
root
b)
 hair shaft
c)
tip
d)
medulla
10.

Is this hair animal or Human?

a)

Animal

b)

Human

11.

Is this hair animal or Human?

a)

Animal

b)

Human

12.

Is this hair animal or Human?

a)

Animal

b)

Human

13.

Is this hair animal or Human?

a)

Animal

b)

Human

14.

Is this hair animal or Human?

a)

Animal

b)

Human

15.

What medulla pattern is shown?

a)

Absent

b)

Continuous

c)

Stacked

d)

Ladder

e)

Interrupted

16.

What medulla pattern is shown?

a)

Absent

b)

Continuous

c)

Stacked

d)

Ladder

e)

Interrupted

17.

What medulla pattern is shown?

a)

Absent

b)

Continuous

c)

Stacked

d)

Ladder

e)

Interrupted

18.
Type of cuticle
a)
coronal
b)
spinous
c)
imbricate
d)
fragmented
19.
A suspect sat on a couch and picked up dog hair from a friend's house.  He then attacked his victim and one of the dog hair fibers was  transferred during the attack.  What type of transfer is on the victim?
a)
primary
b)
secondary
c)
tertiary
20.
When Tom Lange placed a hospital blanket over Nicole Simpson's body to hide it from the media, one of the blanket fibers was transferred to her body.  What type of transfer is this?
a)
primary
b)
secondary
c)
tertiary
21.
What cuticle pattern is shown?
a)
imbricate
b)
spinous
c)
coronal
22.
Hair is helpful in solving old crimes because…
a)
hair on a suspect never changes
b)
hair always contains DNA evidence
c)
hair takes little room to store in evidence closets
d)
hair does not easily decompose
23.
cuticle
a)
the tough outer covering of a hair composed of overlapping scales
b)
material that connects an indivisual or thing to a certain group
c)
a type of fibrous protein that makes up the majority of the cortex of a hair
d)
the centrel core of a hair fiber
24.
hair follicle
a)
the actively growing root or base of hair containing DNA and living cells
b)
material that connects an indivisual or thing to a certain group
c)
a type of fibrous protein that makes up the majority of the cortex of a hair
d)
the tough outer covering of a hair composed of overlapping scales
25.
medulla
a)
the centrel core of a hair fiber
b)
bits of pigment found in the cortex of a hair
c)
the actively growing root or base of hair containing DNA and living cells
d)
the region of hair located outside of the medulla containing granules of pigments
26.
trace evidence
a)
small but measurable amounts of physical or biological material found at crime scene
b)
the tough outer covering of a hair composed of overlapping scales
c)
the centrel core of a hair fiber
d)
the actively growing root or base of hair containing DNA and living cells
27.

DNA is never present on hair

a)

False

b)

True

28.

Is it possible to determine what body part hair evidence came from?

a)

yes

b)

no

29.

Can race origin be determined by hair?

a)

Yes

b)

no

30.

Can we tell if a hair was forcibly removed?

a)

Yes

b)

no

31.

Is it possible to determine the species of hair evidence without DNA?

a)

Yes

b)

no

32.

What are the tree stages of hair growth in order from start to end?

a)

Anagen, telogen, and catagen

b)

anagen, catagen, and telogen

c)

telogen, catagen, and anagen

d)

catagen, telogen, and anagen

33.

What are the three cuticle patterns?

a)

Coronal, spinous, imbricate

b)

flowery, circular, triangular

c)

square, round, diamond

34.

When processing hair found at a crime scene, we must determine if the origin is:

a)

human or animal

b)

human or reptile

c)

reptile or mammal

d)

human or alien

35.

Which phase of hair grown cycle does the hair fall out naturally?

a)

Telogen

b)

anagen

c)

catagen

d)

none of the above

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