Hair theory

4. process where cells change their shape, dry out and form keratin protein
8. central core of the hairstrand; also called pith or marrow
9. eyebrow hair
10. transition phase
11. this, short, fine, non-pigmented hair found more abundantly on women
12. resting phase
13. baby fine, silky hair on the body at birth, she’d shortly after birth
14. second layer, consisting of unique protein structures gives hair most of its pigment and strength- flexibility

1. outer covering of the hairstrand; made up of overlapping layers of transparent scales
2. red/yellow in color
3. active growth stage
5. brown/black in color
6. study of hair
7. eyelash hair
12. long, thick, pigmented hair like normal scalp and eyebrow hair after puberty