| Question | Answer |
| The scientific study of the hair, its diseases, and its care is called:
A. dermatology
B. biology
C. trichology
D. hairology | C. trichology |
| The two main divisions of the hair are the hair root and the:
A. hair shaft
B. dermal papilla
C. bulb
D. follicle | A. hair shaft |
| The three main structures associated with the hair root are the follicle, the bulb, and the:
A. cuticle
B. medulla
C. hair stream
D. dermal papilla | D. dermal papilla |
| The hair root is contained in a tube-like depression, or pocket, in the skin known as the:
A. arrector pili
B. hair bulb
C. follicle
D. sweat pore | C. follicle |
| The club-shaped structure that forms the lower part of the hair root is the:
A. hair shaft
B. dermal papilla
C. arrector pili
D. hair bulb | D. hair bulb |
| The blood and nerve supply that provides nutrients needed for hair growth are contained in the:
A. arrector pili
B. dermal papilla
C. sebaceous glands
D. hair shaft | B. dermal papilla |
| The tiny involuntary muscle in the skin that contracts and causes "goose bumps" is the:
A. orbicularis oculi
B. dermal papilla
C. medulla
D. arrector pili | D. arrector pili |
| The oily substance called sebum is secreted by the:
A. sudoriferous glands
B. arrector pili
C. sebaceous glands
D. dermal papilla | C. sebaceous glands |
| The three layers of the hair shaft are the cuticle, cortex and:
A. follicle
B. bulb
C. root
D. medulla | D. medulla |
| The layer of the hair shaft that protects it from penetration and damage is the:
A. cortex
B. follicle
C. cuticle
D. medulla | C. cuticle |
| Generally, only thick, coarse hair contains a:
A. dermal papilla
B. cortex
C. cuticle
D. medulla | D. medulla |
| About 90% of the total weight of hair comes from the:
A. cuticle
B. medulla
C. follicle
D. cortex | D. cortex |
| Liquids can penetrate the hair only when the ___ is raised.
A. root
B. medulla
C. cuticle
D. cortex | C. cuticle |
| In order to penetrate the cuticle layer and reach the cortex, oxidation haircolors, perm solutions, and chemical relaxers must have:
A. no pH
B. an alkaline pH
C. an acidic pH
D. a neutral pH | B. an alkaline pH |
| The changes that take place in the hair during permanent waving, chemical relaxing and oxidation haircoloring occur in the:
A. medulla
B. roots
C. cuticle
D. cortex | D. cortex |
| As living cells of the hair mature, they fill up with a protein called:
A. sebum
B. keratin
C. melanin
D. lanugo | B. keratin |
| The elements that make up the amino acids in hair are carbon, nitrogen, hydrogen,:
A. sulfur and chlorine
B. copper and oxygen
C. oxygen and sulfur
D. oxygen and sodium | C. oxygen and sulfur |
| Of the five elements in human hair, the elements that makes up the highest percentage is:
A. oxygen
B. sulfur
C. hydrogen
D. carbon | C. hydrogen |
| The chemical bonds that join amino acids to each other are called:
A. peptide bonds
B. side bonds
C. hydrogen bonds
D. salt bonds | A. peptide bonds |
| The bonds that account for the strength and elasticity of hair are the:
A. side bonds
B. peptide bonds
C. polypeptide chains
D. end bonds | A. side bonds |
| There are three different types of side bonds in the cortex:
A. polypeptide, hydrogen, and salt bonds
B. salt, hydrogen, and peptide bonds
C. hydrogen, salt and disulfide bonds
D. disulfide, bisulfide and salt bonds | C. hydrogen, salt and disulfide bonds |
| The strongest side bonds in the cortes are the:
A. hydrogen bonds
B. peptide bonds
C. salt bonds
D. disulfide bonds | D. disulfide bonds |
| A disulfide bond joins the ___ atoms of two neighboring cysteine amino acids to create cystine.
A. carbon
B. hydrogen
C. nitrogen
D. sulfur | D. sulfur |
| Disulfide bonds can be broken by:
A. shampoo
B. heat
C.perms and relaxers
D. water | C.perms and relaxers |
| A hydrogen bond is a physical side bond that is easily broken by:
A. changes in pH
B. permanent waves
C. water or heat
D. chemical relaxers | C. water or heat |
| All natural hair color is based on the ratio of:
A. eumelanin to melanin
B. eumelanin to pheomelanin
C. melanin to aniline
D. keratin to melanin | B. eumelanin to pheomelanin |
| The pigment that provides natural hair color from red and ginger to yellow/blonde is:
A. eumelanin
B. red melanin
C. melanin
D. pheomelanin | D. pheomelanin |
| All natural hair color is the result of the pigment located within the:
A. cuticle
B. pith
C. cortex
D. medulla | C. cortex |
| The amount of movement in the hair strand is referred to as its:
A. wave pattern
B. density
C. texture
D. porosity | A. wave pattern |
| A cross-section of a wavy hair strand is usually:
A. oval
B. shapless
C. triangular
D. round | A. oval |
| Extremely curly hair that forms coils usually:
A. is very elastic
B. has a coarse texture
C. is very strong
D. has a fine texture | D. has a fine texture |
| The four most important factors to consider in a hair analysis include all the following except:
A. elasticity
B. porosity
C. length
D. texture | C. length |
| Hair texture is defined as the hair's:
A. ability to absorb moisture
B. degree of straightness or curliness
C. ability to stretch
D. diameter | D. diameter |
| The hair's ability to absorb moisture is its:
A. porosity
B. texture
C. elasticity
D. density | A. porosity |
| ___ hair has the largest diameter.
A. fine
B. coarse
C. straight
C. gray | B. coarse |
| The hair texture that is most susceptible to damage from chemical services is:
A. fine
B. medium
C. coarse
D. curly | A. fine |
| The number of individual hair strands on 1 square inch of scalp is referred to as:
A.density
B. texture
C. porosity
D. coarseness | A.density |
| The number of hairs on the head generally varies with the:
A. percentage of gray
B. texture of the hair
C. color of the hair
D. person's ethnic background | C. color of the hair |
| The thickest hair (highest density) is generally found among people with:
A. black hair
B. blonde hair
C. red hair
D. brown hair | B. blonde hair |
| Hair with low porosity is considered:
A. normal
B. overly porous
C. resistant
D. ideal | C. resistant |
| Hair with high porosity is generally the result of:
A. brushing hair before shampooing
B. strand testing
C. overprocessing
D. conditioning treatments | C. overprocessing |
| Wet hair with normal elasticity will stretch up to ___ of its original length and return to that same length without breaking
A. 10 %
B. 100 %
C. 50 %
D. 25 % | C. 50 % |
| Hair flowing in the same direction is called a:
A. whorl
B. hair stream
C. follicle stream
D. cowlick | B. hair stream |
| Dry hair and scalp are caused by:
A. overactive sebaceous glands
B. chemical services
C.overproduction of sebum
D. inactive sebaceous glands | D. inactive sebaceous glands |
| All the following characteristics apply to vellus hair except:
A. more abundant on men
B. found on infants
C. lacking a medulla
D. not pigmented | A. more abundant on men |
| Hormonal changes during puberty cause some areas of vellus hair to be replaced with:
A. lanugo
B. terminal hair
C. gray hair
D. medullas | B. terminal hair |
| The three phases of hair growth are anagen, catagen, and:
A. growth phase
B. biogen
C. transition
D. telogen | D. telogen |
| The follicle canal shrinks and detached from the dermal papilla during the:
A. telogen phase
B. anagen phase
C. catagen phase
D. final phase | C. catagen phase |
| About ___ of scalp hair is growing in the anagen phase at any one time.
A. 90 %
B. 10 %
C. 1 %
D. 50 % | A. 90 % |
| The phase of hair growth that lasts the shortest time is the:
A. telogen phase
B. catagen phase
C. anagen phase
D. dormant phase | B. catagen phase |
| The resting phase of the hair growth cycle is known as:
A. catagen
B. biogen
C. telogen
D. anagen | C. telogen |
| About ___ of the hair is in the resting phase (telogen) at any one time.
A. 50 %
B. 75 %
C. 90 %
D. 10 % | D. 10 % |
| One common hair myth is:
A. keratin is protein
B. scalp massage increases hair growth
C.the medulla may be absent in fine hair
D. hair is shed daily | B. scalp massage increases hair growth |
| Gray hair is exactly the same as pigmented hair except that it:
A. lacks melanin
B. is more resistant
C. is coarser
D. lacks strength | A. lacks melanin |
| A loss of 35 to 40 hairs a day is considered:
A. dangerous
B. normal
C. abnormal
D. unusual | B. normal |
| Abnormal hair loss is called:
A. hypertrichosis
B. trichoptilosis
C. alopecia
D. canities | C. alopecia |
| A client's hair must be ___ before any services.
A. thoroughly dried
B. disinfected
C. analyzed
D. shampooed | C. analyzed |
| By age 35, almos ___ percent of men and woman show some degree of hair loss.
A. 40
B. 10
C. 95
D. 25 | A. 40 |
| In men, a horseshoe-shaped fringe of hair is referred to as:
A. horseshoe baldness
B. fringe pattern baldness
C. dome baldness
D. male pattern baldness | D. male pattern baldness |
| A miniaturization of terminal hair contributed to:
A. canities
B. androgenic alopecia
C. alopecia areata
D. postpartum alopecia | B. androgenic alopecia |
| A type of alopecia characterized by the sudden falling out of hair in round patches or baldness in spots is called:
A. androgenic alopecia
B. alopecia areata
C. postpartum alopecia
D. canities | B. alopecia areata |
| In woman, androgenic alopecia show up as:
A. general thinning of crown hair
B. gradual loss of side hair
C.receding front hairline
D. hair loss over the entire head | A. general thinning of crown hair |
| Hair loss at the end of a pregnancy is called:
A. alopecia totalis
B. postpartum alopecia
C. alopecia areata
D. androgenic alopecia | B. postpartum alopecia |
| A topical medication applied to the scalp that has been proven to stimulate hair growth is:
A. alum
B. follicidil
C. finasteride
D. minoxidil | D. minoxidil |
| Of the two products proven to stimulate hair growth, the oral prescription drug is called:
A. alum
B. minozidil
C. sodium hypochlorite
D. finasteride | D. finasteride |
| Finasteride is not perscribed for women because of the strong potential for:
A. birth defects
B. excessive weight loss
C. excessive hair loss
D. excessive hair growth | A. birth defects |
| Among the various treatments for hair loss, hair plugs are the:
A. topical treatment
B. surgical treatment
C. nonmedical treatment
D. oral treatment | B. surgical treatment |
| Hair plugs may be transplanted by:
A. cosmetologists
B. estheticians
C. surgeons
D. barbers | C. surgeons |
| The technical term for gray hair is:
A. alopecia
B. pityriasis
C. canities
D. fragilitas crinium | C. canities |
| The type of canitied that exists at or before birth is known as:
A. common canities
B. infant canities
C. congenital canities
D. acquired canities | C. congenital canities |
| The type of canities that developes with age and is the result of genetics is called:
A. adult-onset canities
B. congenital canities
C. acquiried canities
D. common canities | C. acquiried canities |
| Ringed hair is a variety of:
A. tinea capitis
B. canities
C. alopecia
D. hypertrichosis | B. canities |
| The technical term for beaded hair is:
A. hypertrichosis
B. pityriasis
C. trichoptilosis
D. monilethrix | D. monilethrix |
| The technical term for split ends is:
A. trichoptilosis
B. canities
C. tinea
D. fragilitas crinium | A. trichoptilosis |
| Abnormal growth of hair is called:
A. pityriasis
B. alopecia
C. trichoptilosis
D. hypertrichosis | D. hypertrichosis |
| A condition characterized by brittleness and nodular swelling along the hair shaft is:
A. trichoptilosis (trih-kahp-tih-LOH-sus)
B. monilethrix (mah-NIL-ee-thriks)
C. tinea capitis (TIN-ee-uh)
D. trichorrhexis nodosa (trik-uh-REK-sis nuh-DOH-soh) | D. trichorrhexis nodosa (trik-uh-REK-sis nuh-DOH-soh) |
| Wax hair removal, tweezing, shaving, and electrolysis are among the treatments for:
A. androgenic alopecia
B. pityriasis capitis simplex
C. hypertrichosis
D. trichorrhexis nodosa | C. hypertrichosis |
| The condition in which the hairs may split at any part of their length is called:
A. pityriasis
B. trichoptilosis
C. monilethrix
D. fragilitas crinium | D. fragilitas crinium |
| Dry dandruff, thin scales, and an itchy scalp are typical of:
A. tinea capitis
B. pityriasis capitis simplex
C. pediculosis capitis
D. pityriasis steatoides | B. pityriasis capitis simplex |
| Pityriasis steatoides is a scalp inflammation marked by:
A. dry dandruff
B. greasy or waxy dandruff
C. red papules
D. sulfur-yellow, cuplike crusts | B. greasy or waxy dandruff |
| Clients with tinea capitis should be:
A. referred to a physician
B. referred to an esthetician
C. sanitized and disinfected
D. treated in the salon | A. referred to a physician |
| Tinea, or ringworm, is caused by:
A. staphylococci
B. vegetable parasites
C. head lice
D. itch mites | B. vegetable parasites |
| Ringworm of the scalp is also known by the technical term:
A. scutula
B. tinea capitis
C. pediculosis capitis
D. tinea pedis | B. tinea capitis |
| Dry, sulfur-yellow, cuplike crusts on the scalp, called scutula, are characteristic of:
A. tinea capitis
B. tinea favosa
C. pityriasis steatoides
D. pityriasis capitis simplex | B. tinea favosa |
| The contagious skin disease caused by the itch mite burrowing under the skin is known as:
A. pediculosis capitis
B. scabies
C. carbuncles
D. tinea favosa | B. scabies |
| Pediculosis capitis is the infestation of the hair and scalp with:
A. fleas
B. itch mites
C. head lice
D. fungi | C. head lice |
| A boil is also known as:
A.ringworm
B. tinea
C. a furuncle
D. scabies itch | C. a furuncle |
| An inflammation of the subcutaneous tissue caused by staphylococci is called:
A. trichoptilosis
B. dry dandruff
C. pediculosis capitis
D. a carbuncle | D. a carbuncle |
| Preventing the spread of tinea, pityriasis and staphylococci infections involves proper:
A. sanitation and disinfection
B. medications
C. inoculation (vaccination)
D. sterilization | A. sanitation and disinfection |