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Forensic Science
Chapter 5 Hair
| Question | Answer |
|---|---|
| What lab can we do in order to see the cuticle scales of a shaft of hair? | The lab we can do is the microscope lab |
| What are the 3 phases of hair growth? How are they different | 1) Anagen - active growth phase of the hair follicle: lasts 3-5 yrs. 2) Catagen- transition between growth and rest for 3 wks 3) Telogen is the rest phase for the follicle - 3 months. |
| Name 5 thigs we can tell about a suspect based on their hair? | Color; trimmed or cut; pulled; length ; teture |
| What cant we tell based on their hair color? | The skin color of the suspect. |
| How long ago was the victims hair dyed when the natural color of the root is visible and 2 cm of the natural color shows? | The woman's hair was dyed about 2 months ago |
| What are the differences between animal and human hair? | Human hair has different scale pattern compared to an animal. Human hair cuticles overlaps like roof shingles. Animal hair cuticles seem to stack on top of each other like a ladder. Also Animal hair is much larger than human hair. |
Created by:
LanaB
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