Review Hair & Fibers

The protein that makes up hair is called _____

• ninhydrin
• pigments 
• medulla
• keratin

Tags

NGSS.MS-LS3-1

Which scale pattern is indicated?

• Coronal
• Spinous
• Imbricate
• None of these

We know hair is from a human if…

• The medullary index is 0.5 or greater           
• The medullary index is 0.33 or less
• The cuticle is coronal
• The medulla is fragmented

Hair analysis may be used to determine all of the following except:

• manner in which the hair was removed
• body region from which the hair came from
• broad racial background of the individual from which the hair came from
• identity of the individual from which the hair came from

A forensic scientist will ask questions about:

• type of fiber.

• number of fibers found.

• textile from which fiber originated.

• fiber color.

• where the fiber was found.

Identify the weave pattern:

• leno
• basket
• satin
• plain