Ch 10 Hair and Fiber

What is individual evidence?

• Evidence that can isolate or exclude a or group of people as a suspect.
• Evidence that is unique and can only be traced to one person.
• A video recording or witness testimony
• evidence that comes from living things

Hair evidence is 

• Individual Evidence
• Direct Evidence
• Class Evidence
• All of These

What can a forensic scientist determine by looking at hair?

• Scale Type
• Medulla type
• Shape
• All of the above

Number 1 is pointing to what structure of the hair?

• Cortex
• Medulla
• Cuticle
• None of These

Number 2 is pointing to what structure of the hair?

• Cortex
• Medulla
• Cuticle
• None of These

Number 3 is pointing to what structure of the hair?

• Cortex
• Medulla
• Cuticle
• None of These

the tough clear outside covering of a hair shaft is

• cuticle
• cortex
• medulla
• polymer

the middle layer of a hair shaft that provides its shape and color is?

• the cortex
• the medulla
• the cuticle
• the polymer

Which part of the hair has scales on it?

• Cortex
• Medulla
• Cuticle
• Hair doesn't have scales

A pigment is a molecule that reflects light.  We have a pigment in our hair, skin, and eyes that determines their color.  What do we call this pigment?

• Melanin
• Cortical Fusi
• Cuticles
• Chlorophyll