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Cosmetology > Chapter 11 Properties Of The Hair And Scalp > Flashcards

Chapter 11 Properties Of The Hair And Scalp Flashcards

1
Q

What is short, fine, unpigmented, and downy hair that appears on the body

A

Vellus Hair

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2
Q

Which type of hair almost never has a medulla

A

Vellus Hair

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3
Q

Women normally retain ( ) percent more vellus hair than men

A

55

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4
Q

which hair type helps with the evaporation of perspiration

A

vellus hair

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5
Q

What is the long coarse pigmented hair found on the scalp and body?

A

Terminal hair

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6
Q

the average growth of health scalp hair is about…?

A

1/2 inch per month

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7
Q

scalp hair grows rapidly between the ages of 15 and 30 but slows down sharply after the age of…?

A

50

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8
Q

Which hair phase generally lasts from 3-5 years but can last as long as 10?

A

Anagen

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9
Q

less than ( ) percent of scalp hair is in the catagen phase at any time

A

1

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10
Q

which phase lasts approximately 3-6 months?

A

Telogen

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11
Q

I’m average the entire growth cycle repeats it’s self every….?

A

4-5 years

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12
Q

abnormal hair loss is called…?

A

Alopecia

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13
Q

What is hair loss that is characterized by miniaturization of terminal hair that is converted into vellus hair?

A

Androgenic Alopecia

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14
Q

almost ( ) percent of men and women show some degree of hair loss

A

40

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15
Q

in men, androgenic alopecia is called…?

A

male pattern baldness

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16
Q

What is an autoimmune disorder that causes the affected hair follicles to be mistakenly attacked by a person’s own immune system

A

Alopecia Areata

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17
Q

Alopecia Areata usually begins with one or more small round smooth bald patches on the scalp and can progress to total scalp hair loss known as…?

A

Alopecia Totalis

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18
Q

complete body hair loss is know as…?

A

Alopecia Universalis

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19
Q

Alopecia Areata can occur in anyone and it most often begins in…?

A

childhood

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20
Q

hair loss experienced at the end of pregnancy is known as…?

A

postpartum alopecia

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21
Q

During pregnancy, there isn’t much hair loss at first but towards the end there can be excessive shedding that sometimes lasts up to ( ) months

A

12

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22
Q

Generally how long after pregnancy will the hair return to normal

A

One year

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23
Q

which two products have been proven to stimulate hair growth?

A

minoxidil and finasteride

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24
Q

( ) is available for both men and women, comes in two different strengths, and is known to not have any negative side effects.

A

Minoxidil

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25
Q

( ) is for men only! side effects include weight gain and loss of sexual function, women should not touch it because it can potentially cause birth defects.

A

finasteride

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26
Q

who specializes in nonsurgical hair replacement?

A

Cosmetologists

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27
Q

gray hair is aka…?

A

Canities

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28
Q

What are the two types of canities

A

congenital and acquired

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29
Q

( ) canities exist at or before birth

A

congenital

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30
Q

( ) canities developed with age and is the result of genetics

A

acquired

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31
Q

What is characterized by alternating bands of gray and pigmented hair throughout the length of the hair strand

A

Ringed hair

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32
Q

What is a condition of abnormal hair growth characterized by terminal hair growing where vellus hair normally would.

A

hypertrichosis

33
Q

what is the technical term for split ends?

A

trichoptilosis

34
Q

What is characterized by brittleness and the forming of nodular swelling along the hair shaft

A

trichorrhexis nodosa

35
Q

What is the technical term for beaded hair?

A

monilethrix

36
Q

What is the technical term for brittle hair?

A

fragilitas crinium

37
Q

the average person sheds about ( ) lbs of skin each year

A

9

38
Q

What is the technical term for dandruff

A

pityriasis

39
Q

What fungus cases Dandruff?

A

Malassezia

40
Q

although good hygiene and sanitation are important, dandruff is not…

A

contagious

41
Q

there are ( ) types of dandruff

A

2

42
Q

aka classic dandruff, what is characterized by scalp irritation, large flakes, and itchy scalp

A

pityriasis capitis simplex

43
Q

What is the more severe case of dandruff characterized by an accumulation of greasy or waxy scales mixed with sebum that stick to the scalp in crusts.

A

pityriasis steatoides

44
Q

when pityriasis steatoides is accompanied by redness and inflammation it is called…?

A

Seborrheic Dermatitis

45
Q

aka ringworm, what is characterized by itching, scales, and sometimes painful circular lesions

A

Tinea

46
Q

tinea is ( ), not parasitic

A

fungal

47
Q

all forms of tinea are…?

A

contagious

48
Q

aka ringworm of the scalp, ( ) is characterized by red papules, or spots, at the opening of the hair follicle

A

tinea capitis

49
Q

What is characterized by dry, sulfur yellow, cup-like crusts on the scalp called scutula

A

Tinea Favosa

50
Q

( ) is a highly contagious skin disease caused by a parasite called a mite that burrows under the skin

A

scabies

51
Q

who should you refer someone with scabies too?

A

a physician

52
Q

aka headlice

A

pediculosis capitis

53
Q

aka Boil, what is an acute, localized bacterial infection of the hair follicle that produces constant pain

A

furuncle

54
Q

What is an inflammation of the subcutaneous tissue caused by staphylococci

A

carbuncle

55
Q

What should every salon service start with?

A

hair and scalp analysis

56
Q

( ) is performed by observation using the senses of sight, touch, sound, and smell

A

hair analysis

57
Q

( ) hair texture has the largest diameter

A

coarse

58
Q

( ) is the most common texture and is the standard to which hair is compared

A

medium

59
Q

( ) texture is smaller and more fragile. it is also more susceptible to damage from chemical services.

A

fine

60
Q

hair density can be classified as.. ?

A

low, medium, or high

61
Q

the average hair density is about ( ) hairs per square inch

A

2200

62
Q

the average head of hair contains about ( ) individual hair strands

A

100,000

63
Q

porous hair has a raised cuticle later that easily absorbs moisture and is called

A

hydrophilic

64
Q

hair with average porosity is considered to be…?

A

normal hair

65
Q

hair with low porosity is considered…?

A

resistant

66
Q

chemical services performed on hair with low porosity require a more ( ) solution

A

alkaline

67
Q

( ) raise the cuticle and permit uniform saturation and processing on resistant hair

A

alkaline solutions

68
Q

( ) hair is damaged, dry, fragile, and brittle

A

overly porous

69
Q

wet hair will stretch up to ( ) percent of its original length

A

50

70
Q

dry hair will stretch up to ( ) percent of its original length

A

20

71
Q

two streams flowing in opposite directions from a.. ?

A

natural part

72
Q

dry hair and scalp should be treated with products that contain moisturizers and…?

A

emolients

73
Q

What is caused by improper shampooing or overactive sebaceous glands

A

oily hair and scalp

74
Q

pubic/ armpit

A

androgenic

75
Q

head

A

capili

76
Q

eyelash

A

cilia

77
Q

eyebrows

A

super cilia

78
Q

Facial hair

A

barbare

79
Q

keeps fetus warm

A

Lanugo

Cosmetology (8 decks)

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