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Hair consists of two parts. What are those two parts?
Root and shaft
What are the three layers of the hair?
Cuticle, Cortex, and Medulla
Hair with intact root can be considered what type of evidence?
Individual evidence
What is the difference between Dye and Bleach hair?
Dye changes the color of the hair shafts
Bleach removed the pigment granules.
Hair without its follicle cell is considered what type of evidence?
Class evidence
Tell me the difference between animal and human hair using the medullary index.
Animal - .5 or greater
Human- .33 or less
Give me all the functions of the hair.
To regulate body temperature
Protects skin from sunlight
Sense of Touch
How many types of hair are there?
8 types of hair: Head, eyebrows, eyelashes, beard, mustaches, body, underarm and pubic hair.
What type of protein makes the hair stronger and flexible?
Keratin
What type of cuticle do humans have that is different from that of a mouse or a cat?
Humans have an imbricate cuticle.
Mice/cats have a coronal or a spinous cuticle.