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Hair and scalp

Propeties of hair and scalp

QuestionAnswer
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
Created by: hodges900