Hair and Fiber Review
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by Daniel Haswell
| 13 Questions
Note from the author:
A review of basic hair structure and fiber analysis

Hair pieces parts

1
1
If you found a hair at a crime scene, which stage(s) of hair growth would most likely have skin cells with DNA? Choose all that apply.
Catagenic Hair
Telogenic Hair
Anagenic Hair
Functionalized Placeholder
2
3
4
5
6
2
1
What is region that #2 is pointing at?
Cuticle
Cortex
Medulla
Pigment Granule
Cortical Fusi
3
1
What is the middle region that #3 is pointing at?
Cuticle
Cortex
Medulla
Pigment Granule
Cortical Fusi
4
1
What are the white blobs?
Cuticle
Cortex
Medulla
Pigment Granule
Cortical Fusi
5
1
What is the outside layer called?
Cuticle
Cortex
Medulla
Pigment Granule
Cortical Fusi
6
1
What are the little black dots that #6 is pointing at?
Cuticle
Cortex
Medulla
Pigment Granule
Cortical Fusi
7
1
Draw a hair with a coronal cuticle
8
1
Draw a hair with a stacked medulla.
9
1
Describe two differences between human and animal hair.

Fibers

10
1
Give three examples of synthetic fibers
11
1
Give three examples of natural fibers
12
1
Draw an example of a woven fabric and a knit fabric.
13
1
You are testing another fiber from the lab. Pick one of the fibers from the lab and describe what tests and observations would PROVE that it was that fiber. Look over your results and see what specific pieces of data would narrow it down to just that one fiber. Include more than 1 piece of evidence!

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