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WorksheetsHair as evidence
Total questions: 20
Worksheet time: 10mins
Name
Class
Date
1.
Which part of the hair has scales on it?
a)
Cortex
b)
Medulla
c)
Cuticle
d)
Hair doesn't have scales
2.
hair always contains DNA
a)
yes
b)
no
c)
never
d)
maybe
3.
After getting up from your desk chair, you see that you transferred one of your hairs to the chair. This is an example of what?
a)
Primary
Transfer
b)
Secondary
Transfer
c)
Tertiary
Transfer
d)
Quaternary Transfer
4.
The following medullary pattern is called
a)
fragmented
b)
continuous
c)
interrupted/intermittent
d)
There is no medulla present - absent
5.
The hair shaft is composed of what important protein?
a)
Cellulose
b)
Chitin
c)
Peptidoglycan
d)
Keratin
6.
Number 1 is pointing to what structure of the hair?
a)
Cortex
b)
Medulla
c)
Cuticle
d)
None of These
7.
The best method to pick up hairs over a large surface area is...?
a)
gloves
b)
forceps
c)
tape lift
d)
vacuum
8.
Hair evidence collected without a root
a)
Individual Evidence
b)
Direct Evidence
c)
Class Evidence
d)
All of These
9.
Number 3 is pointing to what structure of the hair?
a)
Cortex
b)
Medulla
c)
Cuticle
d)
None of These
10.
Final phase of hair growth...
a)
Telogen Phase
b)
Anagen Phase
c)
Catagen Phase
11.
This is the beginning phase of hair growth...
a)
Anagen Phase
b)
Catagen Phase
c)
Telogen Phase
12.
What kind of medulla is this?
a)
Fragmented
b)
Continuous
c)
Interrupted/Intermittent
d)
There is no medulla - Absent
13.
The hair follicle is dormant and hairs are easily lost during which stage of the hair life cycle?
a)
Anagen
b)
Telogen
c)
Catagen
d)
Metagen
14.
Number 2 is pointing to what structure of the hair?
a)
Cortex
b)
Medulla
c)
Cuticle
d)
None of These
15.
hair is commonly found at crime scenes
a)
yes
b)
no
c)
maybe
d)
never
16.
What type of container can be used in place of a paper bindle for packaging strands of hair evidence?
a)
plastic bag
b)
A glass bottle
c)
druggist fold/envelope
d)
aluminum foil
17.
In order to determine if a hair is from an animal or human, one should divide the diameter of the...
a)
medulla by the entire hair
b)
medulla by the cortex
c)
cortex by the medulla
d)
cortex by the entire hair
18.
If a hair contains DNA what kind of evidence does it become?
a)
Class Evidence
b)
Direct Evidence
c)
Individual Evidence
d)
Tampered Evidence
19.
The central core of the hair is called the...?
a)
Medulla
b)
Cuticle
c)
Cortex
d)
Shaft
20.
A microscope that views side by side images of hair samples is called...?
a)
Fluorescence microscope
b)
Electron microscope
c)
Comparison microscope
d)
Compound microscope
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