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Trichology

Trichology. Ritual. Write Hair Type Favorite thing you like to do to your hair? Switch papers to the right. Hair under the microscope. http://www.youtube.com/watch?v=zF2wNhFOg6Y. 7.1 Hair Theory. Hair Bulb Formation Hair Growth Hair Structure and Behavior Natural Hair Color.

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Trichology

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  1. Trichology

  2. Ritual • Write Hair Type • Favorite thing you like to do to your hair? • Switch papers to the right

  3. Hair under the microscope • http://www.youtube.com/watch?v=zF2wNhFOg6Y

  4. 7.1 Hair Theory • Hair Bulb Formation • Hair Growth • Hair Structure and Behavior • Natural Hair Color

  5. Hair Bulb Formation • http://www.youtube.com/watch?v=E7NzRBiXxWM

  6. Hair Theory • only the cells of the hair bulb are alive. The hair fiber or strand itself is not alive.....things that make you go hmm....

  7. folicle shape • round • oval • elliptical

  8. Two Primary Parts of Hair • hair root • hair fiber

  9. Curly Hair • has a flattened eliptical shape

  10. Hair Growth • http://www.youtube.com/watch?v=YSFUNPxvyz8

  11. Papilla • filled with capillaries • small blood vessels • supply nourishment to the cells around it aka germinal matrix

  12. Germinal Matrix • Cuticle • Cortex • Medulla

  13. Sebacous glands • produce sebum/oil

  14. Acid Mantle • protects the cuticle or outer covering, of hair fiber, maintains the acid balance of hair and skin

  15. Arrector Pili • muscle comes from cells in dermis that attach to the follicle just below the sebaceous gland.

  16. Keratinization • process by whereby cells change their shape, dry out and form keratin protien. Once keratinized, the cells that form the hair fiber or strand are no longer alive

  17. keratinization • http://www.youtube.com/watch?v=IAAt_MfIJ-Y

  18. Amino Acids • read pg 183 at top

  19. Stages of Hair Growth • anagen • catagen • telogen

  20. Hairstructure & Behavior • heredity • enviroment • products or appliances

  21. Cuticle • http://www.youtube.com/watch?v=2R2KufsHwzE

  22. Natural Hair Color • pg 186

  23. 7.2 Haircare • hair evaluation • common hair conditions • Common scalp conditions • hair loss

  24. Hair evaluation • Determine type and density • texture - courseness • Read 187-188

  25. Common Hair Conditions • Broken Hair • split ends • matting • nodules • canities • Ringed hair • Hypertrichosis • Monilethrix • Mechanical Damage

  26. Broken Hair

  27. Split Ends

  28. Matting

  29. Nodules

  30. Canities

  31. ringed hair

  32. hypertrichosis

  33. Hirsuities • Suit of hair...

  34. Monilethrix

  35. Mechanical Damage • results from incorrect use of styling tools

  36. Psoriasis

  37. Dandruff

  38. dry dandruff disorder • pg 191

  39. greasy or waxy dandruff disorder • pg 191

  40. External Parasites • ringworm disease = tinea • ringworm of scalp - tinea capitus • honeycomb ringworm - tinea favosa • itch mite / scabies • head lice

  41. Hair Loss • red • brown • black • blonde

  42. lanugo • baby fine silky hair

  43. vellus • short fine non pigmented

  44. average daily loss • 40-100 strands per day

  45. Alopecia

  46. Androgenic Alopecia

  47. More alopecias • pg 195 finish out 7.2

  48. 7.3 Draping, shampooing and scalp massage

  49. watch scalp massage • aveda connect

  50. Finish out chapter • alternate readings from chapter from class

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