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104 True/False questions

  1. Side BondsWhat are the chemical bonds that hold together the amino acid molecules?

          

  2. amino acidsBonds that cross-link the polypeptide chains together and are responsible for the extreme strength and elasticity of human hair.

          

  3. HydrophilicEasily absorbs moisture; in chemistry terms, capable of combining with or attracting water (water-loving)

          

  4. CortexWhat is the middle layer of the hair?

          

  5. Hair PorosityWhat is the measurement of individual hair strands on 1 square inch of the scalp?

          

  6. Wave PatternThe shape of the hair strands; described as straight, wavy, curly, and extremely curly.

          

  7. Hair elasticityWhat is the measurement of individual hair strands on 1 square inch of the scalp?

          

  8. MedullaFinasteride is an oral prescription medication for hair loss that is meant for _____.

          

  9. RoundThe medulla is composed of _____ cells.

          

  10. Carbon, Oxygen, Hydrogen, Nitrogen, and SulfurWhat are the five main elements that make up the chemical composition of human hair?

          

  11. hair, skin, nails, & glandsThe bonds created when disulfide bonds are broken by hydroxide chemical hair relaxers after the relaxer is rinsed from the hair.

          

  12. ScabiesWhat is a highly contagious skin disease caused by a parasite called a mite that burrows under the skin?

          

  13. Terminal hairVariety of canities characterized by alternating bands of gray and pigmented hair throughout the length of the hair strand.

          

  14. Hais Shaft and Hair RootWhat are the two parts of a mature strand of human hair?

          

  15. Salt BondA weak, physical, cross-link side bond between adjacent polypeptide chains.

          

  16. Hydrogen BondA weak, physical, cross-link side bond that is easily broken by water or heat.

          

  17. HypertrichosisWhat is a condition of abnormal hair growth on areas of the body?

          

  18. neither coarser nor more resistantCompared to pigmented hair, gray hair is ______.

          

  19. carbon, oxygen, hydrogen, nitrogen, & sulfurName the COHNS elements. (The 5 elements that make up human hair, skin, tissue, and nails.

          

  20. Telogen PhaseThe brief transition period between the growth and resting phases of a hair follicle. It signals the end of the growth phase.

          

  21. LargerA carbuncle is similar to a furuncle, but is ______.

          

  22. Arrector PiliThe _____ is a tiny, involuntary muscle in the base of the hair follicle.

          

  23. Hair BulbThe part of the hair located below the surface of the epidermis is the ______.

          

  24. Peptide BondsA weak, physical, cross-link side bond between adjacent polypeptide chains.

          

  25. Hypertrichosis"hirsuties" ; condition of abnormal growth of hair, characterized by the growth of terminal hair in areas of the body that normally grow only vellum hair.

          

  26. Hair cuticleHypertrichosis is also known as ______.

          

  27. Pityriasis Capitis SimplexWhat is the technical term for split ends?

          

  28. KeratinizationThe process whereby living cells mature and begin their journey up the hair shaft is ______.

          

  29. PheomelaninLong, coiled complex polypeptides made of amino acids.

          

  30. an alkaline pHFor chemicals to penetrate a healthy cuticle hair layer, they must have ______.

          

  31. WhorlThe anagen phase generally lasts from three to five _____.

          

  32. with normalizing shampooWhat is the long, coarse, pigmented hair found on the scalp, legs, arms, and bodies of males and females?

          

  33. less successfulBald men are commonly perceived as _____.

          

  34. Disulfide BondStrong chemical side bond that joins the sulfur atoms of two neighboring cysteine amino acids to create one cystine, which joins together two polypeptide strands like rungs on a ladder.

          

  35. itchingWhat is the medical term for ringworm?

          

  36. has no effect on hair growthCongenital canities manifests ______.

          

  37. TrichologyHair that forms in a circular pattern on the crown of the head.

          

  38. at or before birthCongenital canities manifests ______.

          

  39. Alopeciaabnormal hair loss

          

  40. ScutulaWhat is an oily substance secreted from the sebaceous glands?

          

  41. Extremely straight hairWhat is the long, coarse, pigmented hair found on the scalp, legs, arms, and bodies of males and females?

          

  42. Hair CuticleOutermost layer of hair; consisting of a single, overlapping layer of transparent, scale-like cells that look like shingles on a roof.

          

  43. one-thirdThe anagen phase generally lasts from three to five _____.

          

  44. FuruncleBoil; acute, localized bacterial infection of the hair follicle that produces constant pain.

          

  45. CowlickWhat is a tuft of hair that stands straight up?

          

  46. can be almost any shapeCross-sections of hair _____.

          

  47. Ianthionine bondsWhat are the chemical bonds that hold together the amino acid molecules?

          

  48. Hair StreamHair flowing in the same direction, resulting from follicles sloping in the same direction.

          

  49. more alkaline solutionsFor chemicals to penetrate a healthy cuticle hair layer, they must have ______.

          

  50. Coarse, Medium, or FineHair texture is classified as _______.

          

  51. more fragileFine hair is _____ than coarse or medium hair.

          

  52. fungusDandruff is believed to be caused by a ______.

          

  53. HydrophobicNaturally resistant to being penetrated by moisture.

          

  54. 1/2 inch per monthWhat is the average growth of healthy scalp hair?

          

  55. 50 percentabnormal hair loss

          

  56. Hair TextureThickness or diameter of the individual hair strand.

          

  57. FollicleThe tube-like depression or pocket in the skin or scalp that contains the hair root is the ______.

          

  58. Hair RootWhat is the ability of the hair to absorb moisture?

          

  59. HirsutiesWhat is the technical term used to describe gray hair?

          

  60. Alopecia TotalisWhat is an autoimmune disorder that causes affected hair follicles to be mistakenly attacked by a person's own immune system?

          

  61. KeratinizationThe body can produce 11 of the 20 ______ that make up hair.

          

  62. Hair FollicleThe tube-like depression or pocket in the skin or scalp that contains the hair root.

          

  63. Alopecia UniversalisComplete loss of body hair.

          

  64. Peptide BondA weak, physical, cross-link side bond that is easily broken by water or heat.

          

  65. MonilethrixWhat is the term for the spiral shape of a coiled protein?

          

  66. YearsHair that forms in a circular pattern on the crown of the head.

          

  67. Fragilitas CriniumHair flowing in the same direction, resulting from follicles sloping in the same direction.

          

  68. Soles of the feetHair follicles are NOT found on the _____.

          

  69. Tinea FavosaBonds that cross-link the polypeptide chains together and are responsible for the extreme strength and elasticity of human hair.

          

  70. Hair DensityWhat is the ability of the hair to absorb moisture?

          

  71. PityriasisWhat is the medical term for dandruff?

          

  72. A detangling rinseFor chemicals to penetrate a healthy cuticle hair layer, they must have ______.

          

  73. CarbuncleInflammation of the subcutaneous tissue caused by staphylococci; similar to a furuncle but larger.

          

  74. Alopecia AreataTotal scalp hair loss is known as ______.

          

  75. Hair ShaftThe part of the hair located below the surface of the epidermis is the ______.

          

  76. Pediculosis CapitisWhat is a highly contagious skin disease caused by a parasite called a mite that burrows under the skin?

          

  77. FasterWhat is the middle layer of the hair?

          

  78. Terminal HairVariety of canities characterized by alternating bands of gray and pigmented hair throughout the length of the hair strand.

          

  79. SebumWhich type of hair almost never has a medulla?

          

  80. 90The medulla is composed of _____ cells.

          

  81. Pityriasis SteatoidesSevere case of dandruff characterized by an accumulation of greasy or waxy scales mixed with sebum, that stick to the scalp in crusts.

          

  82. dry scalpDandruff can easily be mistaken for ______.

          

  83. Postpartum Alopecia"androgenetic alopecia" ; hair loss characterized by miniaturization of terminal hair that is converted to vellus hair; in men it's (male pattern baldness)

          

  84. Lanugo HairVellus hair is also known as _____.

          

  85. Does not affectScalp massage _____ hair growth.

          

  86. men onlyHair that forms in a circular pattern on the crown of the head.

          

  87. Trichorrhexis NodosaWhat is the technical term for knotted hair?

          

  88. vellusWhich type of hair almost never has a medulla?

          

  89. HydrogenThe ______ phase signals the end of the growth phase.

          

  90. CanitiesWhat is the technical term used to describe gray hair?

          

  91. HelixThe anagen phase generally lasts from three to five _____.

          

  92. Malasseziaabnormal hair loss

          

  93. Androgenic Alopecia"androgenetic alopecia" ; hair loss characterized by miniaturization of terminal hair that is converted to vellus hair; in men it's (male pattern baldness)

          

  94. ProteinsLong, coiled complex polypeptides made of amino acids.

          

  95. 40Hair that forms in a circular pattern on the crown of the head.

          

  96. Ringed HairVellus hair is also known as _____.

          

  97. TrichoptilosisWhat is the technical term for split ends?

          

  98. AnagenWhat is the growth phase during which new hair is produced?

          

  99. TineaWhat is the medical term for ringworm?

          

  100. SebaceousWhat is an oily substance secreted from the sebaceous glands?

          

  101. CatagenA carbuncle is similar to a furuncle, but is ______.

          

  102. strongerBoil; acute, localized bacterial infection of the hair follicle that produces constant pain.

          

  103. Catagen PhaseThe brief transition period between the growth and resting phases of a hair follicle. It signals the end of the growth phase.

          

  104. tinea barbaeWhat is the medical term for ringworm?