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Question | Answer |
---|---|
Trace Evidence | Any small physical material that can be transferred from person to person, or person and a crime scene. |
Name the hair's anatomy | Cuticle, Cortex, Medulla |
Study of Hair | Trichology |
Best type of hair for analysis | Scalp hair: has a wide range of characteristics |
Three types of cuticles | Coronal-Humans rarely have. Spinous-Triangular in shape. Imbricate-Humans have these along with other animals. |
Medulla Index | The Medulla index for animals is larger than humans at 0.5 and humans have 0.3 |
Four classifications for fiber | Mineral, Animal, Vegetable, Synthetic. |
Cuticle | Layer of cells that cover the surface of the shaft. |
Cortex | Largest portion of shaft. |
Medulla | Cell that runs down the center of the cortex. |