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Hairs and Fibers

Trace Evidence Any very small physical material that can be transferred from person-person, or between a person and a crime scene.
Cortex The largest portion of the shaft giving you your natural hair color.
Cuticle The layer of cells that cover the surface of the shaft and look like scales on a fish or even roofing tiles.
Medulla Cells that run down the center of the cortex like a canal.
Mineral Fiber Think Earth, glass, asbestos.
Animal Fiber Silk, wool, fur.
Vegetable Fibers Cotton, linen, hemp.
Synthetic Fibers Rayon, nylon, acetate.
The 4 Tests used to identify fibers Burn test, solvent/solubility test, stain test, microscopic test.
The 2 collection methods: The Tape method, and the sweeping/vacuuming method.
Looking for fibers: besides clothing, Rugs, drapes, couches, pillows, etc.
The scales of a cuticle: Coronal: crownlike, Spinous:petalike, triangular shape, Imbricate: flattened, what humans have.
The study of hair is: Trichology
The hair that provides the most features for comparison: Scalp Hair
Created by: kpayne925