Pivot Point Cosmetology
1.trichology: The study of hair
2. 3 types of hair follicle: round, oval & elliptical
3. cuticle layer: outer layer of the hair, hard resistant layer
4. cortex: middle layer of the hair, soft elastic quality
5. medulla: center layer of the hair
6. keratinization: process where cells change their shape, dry out & form keratin
protein
7. hair: primarily made up of protein
8. anagen: "growing stage" hair bulb has an attached root sheath. hair is darker
9. catagen: "transitional stage" ALL cell division stops. only lasts a few weeks.
10. telogen: "resting stage" hair bulb has no attached root sheath. Hair falls out.
11. melanin: gives skin & hair their color
12. eumelanin: black/brown color
13. pheomelanin: red in color, melanin that provides natural hair colors from red
and ginger to yellow/blond tones
14. albinism: absence of pigmentation in the eyes and skin and hair
15. texture: degree of coarseness or fineness in the hair fiber
16. density: judged by the # of active hair follicles per square inch
17. hair porosity: the ability of the hair to absorb moisture
18. hair elasticity: the ability of the hair to stretch and return to its original length
without braking
19. broken hair: "abraded hair"
20. Split ends: "trichoptilosis"
21. matting: "pilica polonica"; hair tangled together
22. nodules: "trichorrhexis nodosa" presence of lumps or swelling along the hair
shaft
23. canities: technical term for gray hair
24. ringed hair: Alternating bands of gray and dark hair.
25. hypertrichosis: is an excessive growth of hair
26. monilethrix: technical term for beaded hair
27. psoriasis: a chronic skin disease characterized by dry red patches covered
with scales
28. dandruff: loose scales shed from the scalp
29. ringworm: Scaly, Round, itchy patch on skin. (Contagious)
30. ringworm of the scalp: enlarged open hair follicles that are surrounded by
clusters of red spots
1.trichology: The study of hair
2. 3 types of hair follicle: round, oval & elliptical
3. cuticle layer: outer layer of the hair, hard resistant layer
4. cortex: middle layer of the hair, soft elastic quality
5. medulla: center layer of the hair
6. keratinization: process where cells change their shape, dry out & form keratin
protein
7. hair: primarily made up of protein
8. anagen: "growing stage" hair bulb has an attached root sheath. hair is darker
9. catagen: "transitional stage" ALL cell division stops. only lasts a few weeks.
10. telogen: "resting stage" hair bulb has no attached root sheath. Hair falls out.
11. melanin: gives skin & hair their color
12. eumelanin: black/brown color
13. pheomelanin: red in color, melanin that provides natural hair colors from red
and ginger to yellow/blond tones
14. albinism: absence of pigmentation in the eyes and skin and hair
15. texture: degree of coarseness or fineness in the hair fiber
16. density: judged by the # of active hair follicles per square inch
17. hair porosity: the ability of the hair to absorb moisture
18. hair elasticity: the ability of the hair to stretch and return to its original length
without braking
19. broken hair: "abraded hair"
20. Split ends: "trichoptilosis"
21. matting: "pilica polonica"; hair tangled together
22. nodules: "trichorrhexis nodosa" presence of lumps or swelling along the hair
shaft
23. canities: technical term for gray hair
24. ringed hair: Alternating bands of gray and dark hair.
25. hypertrichosis: is an excessive growth of hair
26. monilethrix: technical term for beaded hair
27. psoriasis: a chronic skin disease characterized by dry red patches covered
with scales
28. dandruff: loose scales shed from the scalp
29. ringworm: Scaly, Round, itchy patch on skin. (Contagious)
30. ringworm of the scalp: enlarged open hair follicles that are surrounded by
clusters of red spots
