Hair Evidence Crossword

Hair is considered
A hair consists of two parts:
A club shaped structure in the skin:
the hair shaft is composed of what protein?
A good analogy of for the structure of hair is the structure of a
A transparent outer layer of the hair shaft
the largest part of the hair shaft & the part of the hair that contains most pigment
Forensic investigators classify hair into 5 different groups depending on the appearance of the:
the first stage of hair development where 80-90% of all human hair is:
The second stage of hair development where hair grows & changes.
The final stage of hair development where the hair follicle is dormant or resting & hairs are easily lost.
The ratio of the diameter of the medulla to the diameter of the entire hair is:
If the medullary index is 0.5 or greater, the hair came from
If the medullary index is 0.33 or less, the hair is from
A particularly useful technique that can identify up to 14 different elements in a single two cm long strand of human hair.
hair is forcibly removed from a victim, the entire hair follicle may be present. This is called
one unbroken line of color
Pigmented line broken at regular intervals
pigmented line unevenly spaced
pigmented area filling both the medulla and the cortex
Often, picked up at a crime scene and used as contributing biological evidence in a case. This can be helpful in determining the perpetrator of a crime and in providing more information about what actually took place.
a compound microscope that allows the side-by-side comparison of samples, such as hair or fibers
human hair has cuticle scales that are flattened and narrow, also called: