Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
12 Cards in this Set
- Front
- Back
|
There is always a cross tranfer of evidence between suspect and victim or locale |
Locard Exchange Principle |
|
|
Tough, clear outside covering of the hair shaft |
Cuticle |
|
Middle layer of the hair shaft that provides strength; comprises most of hair mass
|
Cortex
|
|
|
The spongy interior codr of hair that gives it flexibility; appears as a canal in the middle of the shaft |
Medulla |
|
|
Hair growing stage that lasts up to five years |
Anagen |
|
|
Intermediate hair growing stage |
Catagen |
|
|
Hair growing stage that lasts 2-6 months |
Telogen |
|
|
Oval cross section, rarely a twist or undulation and evenly distributed pigmentation |
Caucasian Hair |
|
|
Round cross section and no twisting |
Asian Hair |
|
|
A flat to crescent-shaped cross section with a twist or undulation and dense, clumped pigmentation. |
African heritage Hair |
|
|
Hair root is often spade-shaped |
|
|
Hair root is often frayed at base |
