Hair Quiz- Hall, Briana

the cortex of the hair is the middle layer of the hair shaft that provides strength- comprises most of the hair mass.

• true
• flase

what is the spongy interior core of the hair that gives it its flexibility - appears as a canal in the  middle of the shaft  

• cortex
• medulla
• polymer
• cuticle

on average you shed about 100 hairs per day

• false
• true

there are six stages to the hair cycle

• false
• true

the phase in which your hair is growing ( lasts about two - seven years) and is the first phase, and determines hair length

• anagen phase
• telogen phase
• catagen stage

there are little sacs of air called cortical fusi that are within the cortex

• true
• false

a specific product of a substance, formed by a chemical product in the body

• metabolite
• polymer
• anagen phase
• cuticle

what is a test where the results come out positive when they should not. often caused by contamination or failure to run control.

• false positive 
• metabolite
• telogen phase 

exemplar is the term used by forensic scientists to describe a sample of a unknown origin 

• true
• false

association : a link between a known sample and unknown evidence 

• true
• false