Multiple Choice
Identify the
choice that best completes the statement or answers the question.
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1.
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A small, cone-shaped area located at the base of the hair follicle that fits
into the hair bulb is the:
a. | hair follicle | c. | dermal papilla | b. | hair strand | d. | dermal cuticle |
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2.
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The substance secreted by the sebaceous glands is called:
a. | sebum | c. | sudoriferous | b. | sulfur | d. | lymph |
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3.
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The scientific study of hair, its diseases, and its care is known as:
a. | dermatology | c. | cosmetology | b. | biology | d. | trichology |
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4.
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The part of the human hair that projects above the skin is known as the:
a. | hair root | c. | hair bulb | b. | hair structure | d. | hair shaft |
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5.
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The pocket or tubelike depression in the scalp or skin that contains the hair
root is the:
a. | bulb | c. | shaft | b. | follicle | d. | dermal |
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6.
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The thickened, clublike structure that forms the lower part of the hair root is
the:
a. | cuticle layer | c. | dermal papilla | b. | hair bulb | d. | arrector pili |
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7.
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The tiny, involuntary muscle fiber in the skin inserted in the base of the hair
follicle is the:
a. | inner follicle | c. | arrector pili | b. | angled bulb | d. | dermal papilla |
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8.
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The three main layers of the hair shaft are the cuticle, cortex, and:
a. | middle layer | c. | matrix layer | b. | medulla layer | d. | medium layer |
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9.
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The layer that consists of transparent, scalelike cells that look like shingles
on a roof is the:
a. | cortex layer | c. | middle layer | b. | cuticle layer | d. | medulla layer |
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10.
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The fibrous protein core formed by elongated cells that contains melanin pigment
is the:
a. | cuticle layer | c. | cortex layer | b. | overlapping layer | d. | medulla layer |
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11.
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A lengthwise section of hair shows that cuticle scales overlap and each
individual cuticle scale is attached to the:
a. | medulla | c. | cortex | b. | melanin | d. | root |
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12.
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The cortex is responsible for the natural color of hair, 90 percent of the total
weight, and hair:
a. | growth | c. | length | b. | elasticity | d. | porosity |
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13.
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The medulla, the innermost layer of the hair, is composed of cells that
are:
a. | transparent | c. | flat | b. | elongated | d. | round |
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14.
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Hair is composed of protein that grows from cells originating within the:
a. | hair bulb | c. | dermal papilla | b. | hair follicle | d. | medulla layer |
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15.
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The hair shaft that emerges from the scalp is a nonliving fiber composed
of:
a. | keratinized acids | c. | melanin protein | b. | hydrogen bonds | d. | keratinized
protein |
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16.
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The units of structure that build protein and are linked end-to-end like a
string of pearls are:
a. | oxygenated cells | c. | amino acids | b. | primary acids | d. | lymph glands |
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17.
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Chemical bonds that hold together amino acid molecules are:
a. | primary bonds | c. | peptide bonds | b. | keratinized bonds | d. | composed bonds |
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18.
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When peptide bonds hold together very long chains of amino acids, it is called
a:
a. | primary chain | c. | keratin chain | b. | polymer chain | d. | polypeptide
chain |
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19.
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The three different types of cross-links that form bonds between the polypeptide
chains in the cortex are:
a. | oxygen, hydrogen, and salt bonds | b. | hydrogen, ionic, and carbon
bonds | c. | ionic, helix, and covalent bonds | d. | hydrogen, salt, and disulfide
bonds |
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20.
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The five major elements found in skin, hair, and nails are often referred to as
the:
a. | COHNS elements | c. | AMINO elements | b. | COABS elements | d. | ACID elements |
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21.
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A weak, temporary side bond that is easily broken by water and heat is a:
a. | nitrogen bond | c. | disulfide bond | b. | hydrogen bond | d. | sulfur bond |
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22.
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A temporary side bond between adjacent polypeptide chains that is broken by
changes in pH is a:
a. | hydrogen bond | c. | salt bond | b. | carbon bond | d. | sulfur bond |
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23.
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Permanent waving and hair relaxers change the shape of hair by chemically
altering the hair’s:
a. | hydrogen bonds | c. | disulfide bonds | b. | ionic bonds | d. | amino acids |
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24.
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Hydroxide chemical relaxers break disulfide bonds and convert them to:
a. | lanthionine bonds | c. | carbon bonds | b. | sulfur bonds | d. | hydrogen bonds |
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25.
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All natural hair color is the result of pigment located in the cortex
called:
a. | melanin | c. | sebum | b. | tissue | d. | proteins |
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26.
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The melanin that provides brown or black color to hair is:
a. | ionic | c. | pheomelanin | b. | eumelanin | d. | telogen |
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27.
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The term that is used to describe the shape of the hair strand is the:
a. | growth pattern | c. | degree pattern | b. | curling pattern | d. | wave pattern |
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28.
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The thickness or diameter of the individual hair strand is referred to as
hair:
a. | dryness | c. | elasticity | b. | texture | d. | porosity |
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29.
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Hair that has the largest diameter and usually requires more processing time
is:
a. | fine hair texture | c. | medium hair texture | b. | coarse hair texture | d. | gray hair |
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30.
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The measurement that describes the number of individual hair strands on one
square inch of the scalp is:
a. | porosity | c. | elasticity | b. | diameter | d. | density |
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31.
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The ability of the hair to absorb water or oil is:
a. | porosity | c. | density | b. | elasticity | d. | saturation |
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32.
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Chemical services performed on hair with low porosity require a solution that
is:
a. | less alkaline | c. | gentle | b. | absorbent | d. | more alkaline |
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33.
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The ability of hair to stretch and return to its original length without
breaking is referred to as hair:
a. | density | c. | porosity | b. | elasticity | d. | resistance |
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34.
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Hair flowing in the same direction, the result of follicles sloping in the same
direction form a:
a. | section | c. | hair whorl | b. | hair stream | d. | cowlick |
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35.
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Dry hair and scalp should be treated with products that contain moisturizers
and:
a. | sulfur | c. | alcohol | b. | chemicals | d. | emollients |
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36.
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Oily hair and scalp are caused by improper washing or overactive:
a. | sudoriferous glands | c. | sebaceous glands | b. | monilethrix | d. | arrector glands |
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37.
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The short, fine, and downy hair that helps in the efficient evaporation of
perspiration is:
a. | medulla hair | c. | pheomelanin | b. | terminal hair | d. | vellus hair |
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38.
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The three growth cycles of human hair are:
a. | anagen, endocentric, and telogen | c. | anagen, catagen, and
telogen | b. | catagen, return, and transition | d. | anagen, transition, and
mature |
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39.
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The average growth of healthy scalp hair is about:
a. | 1/8 inch per month | c. | 1/4 inch per month | b. | 1 inch per month | d. | 2 inches per
year |
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40.
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The resting phase or final phase of the hair cycle that lasts until the fully
grown hair is shed is the:
a. | telogen phase | c. | catagen phase | b. | anagen phase | d. | transition
phase |
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41.
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The sudden falling out of hair in round patches or baldness in spots is:
a. | postpartum alopecia | c. | alopecia totalis | b. | alopecia androgenetica | d. | alopecia areata |
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42.
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The technical term for gray hair is:
a. | acquired | c. | albino | b. | canities | d. | ringed |
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43.
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The condition of abnormal hair growth of terminal hair is referred to as:
a. | monilethrix | c. | hypertrichosis | b. | ringed hair | d. | trichoptilosis |
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44.
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A condition that is characterized by brittleness and the formation of nodular
swellings along the hair shaft is:
a. | fragilitas crinium | c. | alopecia areata | b. | trichorrhexis nodosa | d. | hypertrichosis |
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45.
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The medial term that is used to describe dandruff is:
a. | alopecia | c. | pityriasis | b. | selenium | d. | pyrithione |
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46.
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Current research confirms that dandruff is the result of a fungus called:
a. | pyrithione | c. | capitis | b. | steatoides | d. | malassezia |
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47.
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A severe type of dandruff characterized by an accumulation of greasy or waxy
scalp scales mixed with sebum is:
a. | pityriasis capitis | c. | pityriasis papules | b. | tinea favosa | d. | pityriasis
steatoides |
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48.
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Tinea is characterized by itching scales and sometimes painful circular lesions
and is caused by:
a. | seborrheic dermatitis | c. | subcutaneous tissue | b. | parasites | d. | fungal
organisms |
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49.
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An infestation of the hair and scalp with head lice is:
a. | pediculosis capitis | c. | alopecia areata | b. | pediculosis furuncle | d. | vesicles
parasites |
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50.
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An acute, localized bacterial infection of the hair follicle that produces
constant pain is a:
a. | carbuncle | c. | capitis | b. | furuncle (boil) | d. | tinea |
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51.
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A highly contagious skin disease caused by a parasite called a mite is:
a. | dandruff | c. | scabies | b. | pediculosis | d. | tinea |
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52.
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A carbuncle is an inflammation of the subcutaneous tissue caused by:
a. | staphylococci | c. | nits | b. | mites | d. | head lice |
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53.
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A client with seborrheic dermatitis should be to referred to:
a. | a day spa | c. | a physician | b. | a treatment | d. | another stylist |
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54.
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The type of fungal infection that is characterized by red papules or spots at
the opening of the hair follicle is:
a. | tinea favosa | c. | tinea capitis | b. | pityriasis steatoides | d. | androgenic
alopecia |
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