2-13-08 - Catagen phase A transition stage between the...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
2/13/08 CHAPTER 8 Morphology of Hair The characteristics of hair Sexual assault case has a high probability to leave hair beyond Hair value is limited Hair cannot be absolutely identified as belonging to a specific person Hair itself has no DNA evidence, need the root attached You can make a reasonable deduction of the persons age, if their hair is colored, race Hair is protein produce by follicles under the skin The hardened protein is call keratin Cuticle The scale structure covering the exterior Cortex The main body of the hair shaft Medulla A cellular column running through the center of the hair Hair under goes growth phases Anagen phase The initial growth phase during which the hair follicle actively produces hair
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 2
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Catagen phase A transition stage between the anagen and telogen phases of hair growth Telogen phase The final growth phase in which hair naturally falls out of the skin Lanugo Fetal hair Mission of scientist is to look for color, pigment intensity, human or not, length, medulla Asian/Indian Long hair Straight Large diameter Cross section is triangular or round Very deep pigment Caucasian Straight or curly Circular or oval No medulla African Heavy pigment Diameter varies Cross section oval CASE on page 229...
View Full Document

This note was uploaded on 04/03/2008 for the course CRJ 305 taught by Professor Emanuel during the Spring '08 term at Rutgers.

Page1 / 2

2-13-08 - Catagen phase A transition stage between the...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online