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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...
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- Spring '08
- initial growth phase, hair shaft Medulla, phases Anagen phase