Hair 1
Hair 2
Hair 3
Hair 4
Hair 5
100
The hair is made up of these two parts.
What is a follicle and a shaft.
100
This is the largest part of the hair shaft. It also houses the pigment granules.
What is the cortex?
100
This is the type of evidence hair is found to be if there isn't a follicular tag present.
What is class evidence?
100
True or False: All hairs on the head of a person are identical.
What is False?
100
This type of animal has hair.
What is a mammal?
200
The hair shaft is made up of these three layers.
What is medulla, cortex and cuticle?
200
This is the main difference between human and animal hair.
What is the medullary index?
200
This is the main function of hair.
What is regulating body temperature.
200
This is what NAA stands for.
What is Neutron Activation Analysis?
200
This is the name of the protein which makes up hair.
What is Keratin?
300
Many dyes and other hair treatments will glow under a certain color of light. This is the name of the process of shining light on a hair sample.
What is fluorescence?
300
List the hair parts and how they relate to the parts of a pencil.
What is medulla- graphite, cortex-wood, cuticle-paint?
300
These are the three stages of the hair life cycle.
What is anagen, catagen, and telogen?
300
In 1910 a comprehensive study of hair titled The Hair of Man and Animals was published by French forensic scientists, Victor and Marcelle. This text includes numerous microscopic studies of hair from, what?
What is most animals?
300
This is the name of the skin that comes with the hair when it is forcefully removed.
What is the follicular tag?
400
This was the year that a comparison microscope was used to perform a side-by-side analysis of collected hair for forensics.
What is 1934?
400
These are microscopic characteristics of hair:
What is pattern of the medulla, pigmentation of the cortex, types of scales on the cuticle?
400
Investigators recognized the importance of hair analysis as trace evidence in criminal investigations in the late ________.
What is the late 1800s.
400
Since hair grows out of the skin, chemicals that the skin absorbs can become incorporated into hair. Ingested or absorbed toxins can be detected by chemical analysis of hair. These ingested or absorbed toxins include:
What is arsenic, lead, and drugs?
400
Explain why hair is considered class evidence when the root is not attached.
What is ...
500
Hair can adhere to clothes, carpets and many other surfaces and be transferred to other locations. This is called, what?
What is Secondary transfer?
500
The cuticle of human hair is described as this.
What is imbricate?
500
These are the SIX types of hair found on the human body.
What is 1. Head hair 2. Eyebrow and eyelash hair 3. Beard and mustache hair 4. Underarm hair 5. Auxiliary or body hair 6. Pubic hair
500
When humans are born, they have about this many hair follicles, which only 2% found on their head.
What is 5 million hair follicles.
500
This is the equation used to calculate the medullary index.
What is Diameter of the Medulla/Diameter of the entire hair?
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