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MN State Cosmetology Boards Prep > Trichology > Flashcards

Trichology Flashcards

1
Q

Human hair protects both from ____________ and _______________, and also acts as an adornment.

A

cold, injury

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2
Q

The technical term for the study of hair is ________________.

A

trichology

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3
Q

When looking through a microscope, which portion of the hair would display living cells?

A

hair bulb

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4
Q

Hair grows from a tube like pocket called a root sheath, or ______________.

A

follicle

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5
Q

The diameter of a hair fiber will be the same as the ______________________.

A

inside diameter of the hair follicle

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6
Q

What is the natural flow of the hair determined by?

A

The angle of the follicle

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7
Q

The two primary parts of the hair are the hair ________ and the hair _________________.

A

fiber, root

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8
Q

What is the portion of hair that extends above the skin’s surface?

A

hair fiber

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9
Q

The ___________________ resembles the shape of a golf club, and covers the follicle at the lower portion of the hair root.

A

hair bulb

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10
Q

The __________ is located at the bottom of the follicle and supplies nourishment to the germinal matrix.

A

papilla

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11
Q

The three major layers of the hair are ______________________.

A

medulla, cortex, cuticle

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12
Q

The pigment that gives hair its color is found primarily in the _____________________.

A

cortex

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13
Q

The layer of hair consisting of unique protein structures that give the hair most of its pigment and strength is called the _________________________.

A

cortex

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14
Q

The _____________ is the outer covering of the hair shaft, made up of overlapping layers of transparent scales.

A

cuticle

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15
Q

Hair that has been pulled out at the roots can only grow back if the ______________________ has not been damaged or destroyed.

A

papilla

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16
Q

Oil glands are attached to the side of the _______________________.

A

hair follicle

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17
Q

The ____________ is the central core of the hair shaft, and is sometimes missing in fine or very fine hair.

A

medulla

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18
Q

________________ helps protect the hair and skin from becoming too dry.

A

Sebum

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19
Q

The ____________________ is what is formed when sebum produced by the oil glands mixes with the body’s persperation.

A

acid mantle

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20
Q

The _____________________ muscle is what causes the hair to stand on end when cold or frightened.

A

arrector pili

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21
Q

Hair is made up primarily of ______________.

A

keratinized protein

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22
Q

_________________ is the active growing stage of hair.

A

Anagen stage

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23
Q

The anagen stage of hair lasts ________________.

A

2 to 6 years

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24
Q

The _________________ stage, a brief transitional stage, lasts __________________.

A

catagen, only a few weeks

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25
Q

All cell division stops during the ___________________.

A

catagen stage

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26
Q

The resting stage of hair growth when the hair bulb has no attached root sheath is referred to as the _________________.

A

telogen stage

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27
Q

Human hair, on average, grows ______________ per month.

A

1/2”

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28
Q

The lips, soles of the feet, palms of the hands, and eyelids do not have ____________.

A

hair

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29
Q

The technical term for eyelash hair is ____________.

A

cilia

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30
Q

The cross-section or diameter of coarse hair is much __________________ than that of fine hair.

A

larger

31
Q

The ________________ is a hard, resistant layer of protein that protects the hair shaft.

A

cuticle

32
Q

The large variety of hair color is influenced by the amount and proportion of ____________ and _____________.

A

eumelanin, pheomelanin

33
Q

_________________ is the lack of pigment in the hair and skin.

A

Albinism

34
Q

The degree of coarseness or fineness of the hair fiber is referred to as ______________.

A

texture

35
Q

The number of active hair follicles per square inch on the scalp is referred to as ___________________.

A

density

36
Q

The ability of hair to absorb liquids and chemicals is referred to as ______________.

A

porosity

37
Q

________________ porosity has layers of cuticle which are very tight and close together.

A

Resistant

38
Q

Extreme porosity describes hair that has been damaged by the environment or by __________________.

A

overprocessing

39
Q

_________________ is the ability of hair to stretch and return to its original shape without breaking.

A

Elasticity

40
Q

Wet hair is able to be stretched to ______________ of its length.

A

40% - 50%

41
Q

Small cracks starting in the cuticle and splitting the hair entirely are known as brittle hair, fragilitis crinium, or ______________________.

A

trichoptilosis

42
Q

Lumps or swelling on the hair shaft is known as knotted hair, or ______________________________.

A

trichorrhexis nodosa

43
Q

____________________ is a condition in which alternating bands of gray and dark hair exist on each hair fiber.

A

ringed hair

44
Q

An abnormal coverage of hair on the body where normally only lanugo appears is a condition known as ________________.

A

hypertrichosis

45
Q

A condition in which beads from on the hair shaft is called ________________________.

A

monilethrix

46
Q

The technical term for dandruff is ______________.

A

pityriasis

47
Q

_________________ is a disorder in which thick, crusty patched of red, irritated scalp are formed.

A

Psoriasis

48
Q

The medical term for greasy or waxy dandruff is ______________________.

A

tinea favosa

49
Q

A red, circular patch of small blisters caused by a vegetable parasite is known as ______________ or ________________.

A

ringworm, tinea

50
Q

An infection of head lice on the scalp is called ____________________.

A

pediculosis capitis

51
Q

______________________ is when areas of enlarged open follicles are surrounded by clusters of red spots. This client should be referred to a ______________.

A

Tinea capitis, physician

52
Q

What scalp disease might be present if the client has several dry, yellow, encrusted areas on the scalp, accompanied by a strong odor?

A

Tinea favosa

53
Q

Red, watery vesicles or pus-filled areas caused by an itch mite burrowing under the skin are known as ____________.

A

scabies

54
Q

Which hair color generally has the highest number of hairs per square inch on the head?

A

blonde

55
Q

Lon, thick pigmented hair such as scalp and eyebrow hair is referred to as ________________.

A

terminal hair

56
Q

Hair follicles that are predetermined to produce short, fine, non-pigmented hair that covers most of the body are called ____________.

A

vellus

57
Q

Short, fine, non-pigmented hair is replaced with terminal hair during and around the time of _____________.

A

puberty

58
Q

The average amount of daily hair loss is ______________.

A

40 - 100 strands

59
Q

Alopecia, or excessive hair loss, may be caused by ________________________________.

A

fungal infection, bacterial infection, or inflammatory disease of the scalp

60
Q

The most common cause of hair loss in both men and women is _____________________.

A

androgenetic alopecia

61
Q

In androgenetic alopecia, a combination of heredity, hormones, and age causes _____________________.

A

shrinking or miniaturization of the hair follicles

62
Q

Which procedural step is generally used to determine if hair loss may be identified as androgenic alopecia?

A

Ask questions about family history of hair loss

63
Q

There is a gradual conversion from terminal hair follicles to vellus-like follicles in clients with _____________________.

A

androgenetic alopecia

64
Q

In men, male pattern baldness takes the shape of __________________________.

A

horseshoe-shaped fringe

65
Q

A smaller diameter ponytail on female clients can be a sign of ____________________________.

A

androgenetic alopecia

66
Q

The normal temporary hair loss occurring at the end of pregnancy is __________________________.

A

postpartum alopecia

67
Q

Sudden hair loss in round or irregular patches without the display of an inflamed scalp is referred to as _____________________.

A

alopecia areata

68
Q

The premature shedding of hair in the resting phase which can be the result of childbirth, shock, drug intake, or fever is ________________________.

A

telogen effluvium

69
Q

Hair loss caused by excessive pulling or twisting on the hair or by chemical damage is called _________________.

A

traumatic alopecia

70
Q

Brushing the hair prior to a shampoo service accomplishes which three functions?

A

detangles, removes dust and dirt, stimulates blood circulation

71
Q

______________________ is likely to tangle more easily.

A

Chemically treated hair

72
Q

_____________ involves manipulations performed to relax the muscles and stimulate blood circulation of the scalp.

A

Scalp massage

73
Q

When relaxing, coloring, or perming, avoid a scalp massage prior to service. (True or False)

A

True

MN State Cosmetology Boards Prep (14 decks)

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