105.3 Hair Theory

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Across
  1. 3. outer covering of the hairstrand made up of overlapping layers of transparent scales
  2. 8. unit comprised of the hair follicle, the hairstrand, the arrector pili muscle, and the sebaceous gland
  3. 9. eyelash hair
  4. 12. consits of unique protein structures that gives hair most of its unique protein structures, gives hair its pigment and strength
  5. 14. between the cuticle layer and henles layer contains 1-2 layers of epithelial cells
  6. 15. upper segment of the hair follicle that extends from the insertion of the arrector pili muscle to the entrance of the sebaceous gland duct to the opening of the follicle and is filled with sebum (contains hair strand/shaft)
  7. 19. hair follicle that produces straight hair
  8. 20. hair follicle that produces a tightly curled hair
  9. 22. hair that is long thick and pigmented, often grows after puberty
  10. 24. remains static in the skin and doesnt grow with the hair, contains langerhans, melanocytes, and merkel cells
  11. 27. Surrounds and protects growing hair, gives it it's shape, contain's henle's, huxley's and the cuticle layer
  12. 29. where melanin is transfered to the hair to give its pigmentation, mitosis takes place here
  13. 30. middle segment of the hair follicle that extends from the insertion of the arrector pili muscle to the entrance of the sebaceous gland duct (made of the arrector pili muscle, and glands)
Down
  1. 1. hair follicle that produces wavy-curly hair
  2. 2. tubelike "pocket" which hair grows from
  3. 4. eyebrow hair
  4. 5. very fine hair that covers the body at birth
  5. 6. brown/black colored melanin
  6. 7. hair that grows on the scalp
  7. 10. mass of loose connective tissue located at the base of the hair folllicle, contains many tiny capillaries
  8. 11. lower segment of the hair follicle that extends from the base of the follicle to the insertion of the arrector pili muscle (made of dermal papilla, root sheath, germinal matrix)
  9. 13. forms the channel for growing hair, anchors the hair in place
  10. 16. excessive amounts of hair on women found where men usually grow hair (bearded lady syndrome)
  11. 17. red/yellow colored melanin
  12. 18. segment of the outer root sheath that contains stem cells
  13. 21. beard hair
  14. 23. the central core of the hair strand also called the pith or marrow (can be absent in fine hair)
  15. 25. "peach fuzz"
  16. 26. outermost layer of the inner root sheath, single layer of clear cube-like cells and flattened nuceli
  17. 28. the study of hair