Hair Analysis- Forensics

It is not possible

Because of advances in equiptent and forensic technology, is it now possible to detect individual characteristics of the cuticle, cortex, and medulla

Medulla

A center column running through the center of a hair shaft

Cuticle

Scale structure covering the exterior of a hair shaft

Cortex

Layer of the hair containing pigment granules

Follicular tag

A piece of tissue surrounding the hair shaft near the root that contains nuclear DNA

Telogen

Final growth phase in which hair naturally falls out of the skin

It is not possible

Is it possible to determine the sex of an individual based on analysis of a hair shaft

It is possible

Is it usually possible to deterine the area of the body from which a hair came based on its characteristics?

True

In the overwhelming majority of cases is hair is considered as class evidence

False

In most controlled studies regarding the reliability of hair comparisons, is the accuracy of the comparisons greater than 95%

Place the hair in an oil with the same refractive index as the cuticle, then view it under a cimpound microscope

Which of the following would allow an analys to view the cortex of a hair shaft?

Horse

Which has the greatest meduallry index?