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Vocab
Functions
Types Of Hair
Life cycle of hair
Medulla Pattern
100
Nuclear DNA
What is genetic material found in the nucleus?
100
regulating body temperature
What is the main purpose of hair?
100
European ancestry generally have this type of hair.
What is straight or wavy ?
100
the first stage of the life cycle that lasts 1000 days
What is anagen?
100
This medulla pattern that has no separate pigmentation in the medulla?
What is none?
200
Gas Chromatography
What is a test that can identify and quantify drugs, toxins, etc?
200
the hair protects you from
What is sunlight?
200
Asian ancestry generally has this type of hair
What is straight, round with large diameter
200
the second stage of the life cycle that accounts for 2% of all hair growth.
What is Catagen?
200
This medulla is a pigmented line unevenly spaced
What is fragmented or segmeted?
300
Comparison Microscope
What is a microscope used for comparison of hairs?
300
A club shaped structure that contains cells with DNA along with a network of blood vessels that supply nutrients to feed the hair and help it grow.
What is the hair follicle?
300
African ancestry generally has this type of hair.
What is kinky, curly. shaft may be buckled
300
The last stage of the hair cycle, during this stage the hair follicle is dormant or resting
What is Telogen?
300
this medulla has one unbroken line of color
What is continuous
400
Mitochondrial DNA
What is a DNA that is present in the hair shaft?
400
A protein that makes the hair strong and flexible that also gives it its color.
What is keratin?
400
The difference between the medulla of humans and animals
What is animals have a thicker medulla
400
This much percent hair is in the anagen stage
what is 80% to 90%?
400
this medulla has a pigmented line broken at regular intervals
What is interupted
500
Keratin
What is a protein that the hair shaft is composed of
500
Transparent outer layer made of scales and protects the inner layers of the hair.
What is the cuticle?
500
Hair that is thick and triangular and has a double medulla
What is beard hair
500
10 to 18% of hairs are in this stage
What is telogen
500
this medulla has a pigmented area filling both the medulla and cortex
What is solid