Study

Hair Theory

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  • normalizing conditioners
    used to close the cuticle after alkaline chemical services
  • lanugo hair
    the term for baby fine, silky hair, which covers most of the body and is shed shortly after birth and replaces with vellus hair
  • alopecia areata
    sudden hair loss in round or irregular patches without display of inflamed scalp
  • melanocyte
    cells that exist among the dividing cells within the hair bulb
  • Acid-blanced rinse
    restores the acid balance within clients hair
  • telogen effluvium
    premature shedding of hair in the resting phase resulting from various causes such as childbirth, shock, drug intake, fever, etc.
  • papilla
    filled with capillaries that supply nourishment to the cells around it
  • pityriasis
    medical term for dandruff
  • amines/quats
    ingredients found in conditioners
  • tinea
    medical term for ringworm,
  • Abraided hair
    broken hair, or excessive stretching or traction of the hair
  • vibration
    shaking massage movement
  • pityriasis capitis simplex
    the medical term for dry dandruff
  • thinning hair shampoo
    used to cleanse the hair without weighing it down
  • silica polonica
    excessive matting of hair
  • melanin
    a pigment that gives skin and hair their color
  • cream rinse
    used to soften, add shine and smoothness to the hair while making the hair tangle-free for ease in combing
  • telogen stage
    the resting stage of hair growth when each bulb has no attached root sheath
  • hirsutism
    condition where women grow hair in areas of the body that men typically grow hair
  • plain shampoo
    used to cleanse normal hair but not recommended for chemically treated or damaged hair
  • tricology
    the study if hair
  • medulla
    central core of the hair shaft (pith)
  • hypertrichosis
    superflous hair, the abnormal coverage of hair on areas of the body where normally only lanugo hair appears
  • trichoptilosis
    fragilities cranium or brittle hair (split ends)
  • moisturizing agent
    replenishes or restores moisture to dry scalp, creams, lotions, and oils
  • aerosol dry shampoo
    Absorbs oil at the roots, helps hair last longer between shampooing
  • Customized Conditioners
    used to moisturize and build body, custom to specific client hair
  • surfactant
    used to remove oil from hair (surface active agent)
  • scabies
    medical term for itch mite
  • cortex
    the second layer of the hair fiber, gives hair most of it's pigment and strength
  • liquid dry shampoo
    used to cleanse the scalp and hair for clients who are unable to receive a normal shampoo service
  • Conditioning shampoo
    Used to improve the tensile strength and porosity of the hair
  • moisturizing conditioner
    used to add moisture to dry, brittle hair
  • keratinization
    the process in which cells change their shape, dry out and form keratin protein
  • trichorrhexis nadosa
    knotted hair, characterized by the presence of lumps or swelling along the hair shaft
  • concentrated solution
    solution that contains a large quantity of the solute in comparison to the quantity of solvent
  • albinism
    congenital failure of the skin to produce melanin pigment
  • immiscible
    liquids not able to be mixed
  • Fatty alcohol and acids
    Ingredients found in conditioners, makes hair smooth
  • canities
    refers to the grayness or whiteness of the hair
  • Dimethicone
    Ingredient found in conditioners, makes hair softer
  • powders
    equal mixtures of inorganic and organic substances that do not dissolve in water and that have been sifted and mixed until free of particles
  • sebaceous gland
    oil glands, sac of glands attached to the hair follicles
  • tinea capitis
    medical term for ringworm of the scalp
  • hair fiber
    referred to as the hair shaft, the portion of the hair that extends above the skins surface
  • fragilities crinium
    split ends
  • Eumelanin
    type of melanin that produces brown/ black hair color
  • Friction
    Circular or wringing movement with on sliding used on the scalp
  • psoriasis
    thick, crusty patches of red irritated scalp resulting from an autoimmune disease of the skin
  • germinal matrix
    area of the hair bulb where cell division takes place
  • Acid rinse
    used to remove soap scum
  • supercilia
    hair of the eyebrows
  • postpartum alopecia
    the temporary hair loss at the conclusion of pregnancy
  • cuticle
    the outer covering of the hair shaft
  • Dilute Solution
    contains a small quantity of the solute in comparison to the quantity of solvent
  • ointment
    mixtures of organic substances and a medicinal agent, usually found in a semi-solid form
  • density
    the number of active hair follicles per square inch on the scalp
  • color rinse
    used to add temporary color to the hair, which lasts from shampoo to shampoo
  • Draping
    performed prior to hair care services to protect clients skin and clothing
  • soaps
    mixtures of fats and oils, covered to fatty acids by heat and then purified
  • monilethrix
    beads or nodes formed on the hair shaft
  • Emulsion
    Two or more nontaxable substances united with the help of a binder
  • acid mantle
    a layer of oil and sweat found in the sebaceous glands
  • soapless shampoo
    used to cleanse hair with either soft or hard water
  • petrissage
    light or heavy kneading and rolling of the muscles
  • instant conditioners
    used to coat the hair shaft and restore moisture to the hair
  • All purpose shampoo
    used to cleanse the hair without correcting any special condition
  • suspension
    mixtures of two or more kinds of molecules that will separate if left standing
  • saturated solution
    A solution that cannot take or dissolve any more solute than it already holds
  • anti-dandruff rinse
    controls dandruff and scalp conditions
  • pediculosis capitis
    medical term for head lice
  • porosity
    refers to the ability of the hair to absorb moisture, liquids or chemicals
  • melanosome
    bundles of pigment protein complex that rest near the hair bulbs dermal papilla
  • powder dry shampoo
    cleanse hair for client that doesn't allow them to have wet hair, moves oils around
  • arrestor pili muscle
    comes from the cells in the dermis that attach to the follicles just below the sebaceous gland
  • pH balanced shampoo
    cleanses all hair types, pH of 4.5-5.5
  • catagen stage
    a brief transitional stage of hair growth, when all cell division stops
  • shampooing
    used to clean hair to remove dirt, sebum, cosmetics, hairspray, and skin debris
  • traction alopecia
    hair loss due to repetitive traction on the hair by pulling or twisting
  • pheomelanin
    types of melanin that produces red hair color
  • lipophilic
    refers to the oil loving part of a molecule
  • Clarifying anti- dandruff shampoo
    used to remove residue such as product build-up, dirt, and other hair products
  • alopecia
    excessive hair loss
  • scalp toner
    adds a refreshing, stimulating feeling to the scalp
  • hair root
    portion of the hair that is inside the hair follicle under the skins surface
  • miscible
    liquids able to be mixed together without separating
  • Body building conditioners
    used to displace excess moisture
  • tapotment
    also called percussion or hacking, light tapping movement
  • Color shampoo
    used to enhance color-treated hair and tone noncolor-treated hair temporarily
  • Effleurage
    Light, gliding massage strokes or circular motions made with the palms of the hands or pads of the fingers
  • vinegar/lemon (acid) rinse
    used to keep the cuticle compact, remove soap scum, return the hair to it's pH balance
  • follicle/ root sheath
    cluster of cells in the upper layer of the skin
  • anagen stage
    the active or growing stage of the hair, during which time each hair bulb has an attached tooth sheath
  • aromatherapy
    the combination of our sense of smell and the use of plant extract and their healing ability
  • elasticity
    ability of the hair to stretch and return to its original shape without breaking
  • hair bulb
    the base of the hair follicle
  • medicated shampoo
    prescribed by the client's doctor to treat scalp and hair problems and disorders such as minor dandruff
  • texture
    the degree of coarseness or fineness in the hair fiber
  • vellus hair
    hair that covers most of the body, including the head( normally can't see with naked eye)
  • pityriasis steatoides
    medical term for greasy or waxy dandruff