Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
99 Cards in this Set
- Front
- Back
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. Orbicularus 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 odiation 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 element that makes up the highest percentage is:
A. Oxygen B. Sulfur C. Hydrogen D. Carbon |
D. Carbon
|
|
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 bonds 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, adn salt bonds |
C. Hydrogen, salt, and disulfide bonds
|
|
The strongest side bonds in the cotex 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 cystine 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 |
B. Permanent waves
|
|
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 colors 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. Shapeless 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 D. Gray |
B. Coarse
|
|
The hair texture that is most susceptible to damage from chemical services:
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 grey hair B. Texture of the hair C. Color of the hair D. Person's ethnic background |
C. Color of the hair
|
|
The thickest hair (high density) is generally found among people with:
A. Black hair B. Blonde hair C. Red hair D. Brown hair |
B. Blonde hair
|
|
Hair 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 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 growth phase of the hair growth cycle is known as:
A. Anagen B. Telogen C. Catagen D. Transition |
A. Anagen
|
|
The follicle canal shrinks and detaches 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 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 strenght |
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. Cantities |
C. Alopecia
|
|
A client's hair must be ____ before any service.
A. Thoroughly dried B. Disinfected C. Analyzed D. Shampooed |
C. Analyzed
|
|
By age 35, almost __% of men and women 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 contributes to:
A. Cantities 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 areata D. Postpartum alopecia |
B. Alopecia areata
|
|
In women, androgenic alopecia shows 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 conclusion of a pregnancy is called:
A. Alopecia totalis B. Postpartum alopecia C. Alopecia areata D. Adrogenic 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 perscription drug is called:
A. Alum B. Minoxidil C. Sodium hypochlorite D. Finasteride |
D. Finasteride
|
|
Finasteride is not prescribed 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 areata B. Pityriasis C. Cantities D. Fragilitis crinium |
C. Cantities
|
|
The type of canities that exist before birth is known as:
A. Common canities B. Infant caniities C. Congenital canities D. Acquired canities |
C. Congenital 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 type of caniities that develops with age and is the result of genetics is called:
A. Adult onset canities B. Congenital canitites C. Aquired canities D. Common canities |
C. Aquired canities
|
|
The technical term for spit ends is:
A. Trichoptilosis B. Canities C. Tinea D. Fragilitas crinium |
A. Trichoptilosis
|
|
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 D. Gray |
B. Coarse
|
|
The hair texture that is most susceptible to damage from chemical services:
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 grey hair B. Texture of the hair C. Color of the hair D. Person's ethnic background |
C. Color of the hair
|
|
The thickest hair (high density) is generally found among people with:
A. Black hair B. Blonde hair C. Red hair D. Brown hair |
B. Blonde hair
|
|
Hair 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 medulla D. Not pigmented |
A. More abundant on men
|
|
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. Trichopilosis 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 adn disinfection B. Medications C. Inoculatoin D. Sterlization |
A. Sanitation adn disinfection
|
|
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
|
|
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
|
|
Tinea, or ringworm, is caused by:
A. Staphylococci B. Vegetable parasites C. Head lice D. Itch mites |
B. Vegetable parasites
|
|
Dry, sulfur-yellow, cuplike crusts on the scalp, called scutula, are characteristics 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
|