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Hair And Scalp 7.1 & 7.2 > More Test Review > Flashcards

More Test Review Flashcards

0
Q

Goosebumps are caused by this muscle

A

Arrector pili

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1
Q

Muscle connected to hair follicle

A

Arrector pili

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2
Q

A condition of premature baldness or excessive hair loss is called

A

Alopecia prematura

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3
Q

When the ______ is gone and airspaces develop the hair appears to be gray

A

Melanin

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4
Q

Severe cases of hypertrichosis may be treated with _________

A

Electrolysis

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5
Q

A cross-sectional view of a wavy hair reveals it’s __________ shape

A

Oval

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6
Q

Define density

A

Number of hairs per square inch

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7
Q

Coloring matter is found in the hair _________

A

Cortex

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8
Q

Curly hair has what shape

A

Elliptical

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9
Q

The _________ is the club shaped structure forming at the lower part of the hair root

A

Hair bulb

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10
Q

How fast Does the average hair grow

A

Half an inch per month

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11
Q

The hair follicle is found in a tube like pocket down in the ________ and _________

A

Skin and scalp

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12
Q

A person with no coloring matter in their hair

A

Albino

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13
Q

Baldness In spots

A

Alopecia areata

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14
Q

The follicle gives the hair it’s shape size and _________

A

Direction

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15
Q

The hair root is the portion of the hair contained within the hair _______

A

Follicle

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16
Q

Define fragilitus crinium

A

Split ends

Trichoptilosis

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17
Q

Define porosity

A

Ability to absorb moisture

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18
Q

Permanent hair loss due to old age

A

Senilis alopecia

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19
Q

The hair root is the portion of the hair contained within the hair _______

A

Follicle

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20
Q

True or false

The hair shaft is the portion of the hair that projects beyond the skin

A

True

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21
Q

The hair layer that is sometimes missing

A

Medulla

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22
Q

This type of hair loss occurs most frequently after an injury to the nervous system

A

Alopecia areata

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23
Q

The most common causes of dandruff are neglect poor circulation and improper ______

A

Diet

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24
Q

A cross-sectional view of a ______ hair reveals a round shape

A

Straight

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25
Q

Define melanin

A

Coloring matter of hair

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26
Q

Hair tonics or lotions with alcoholic content may be applied only after the application of _____ ________ current

A

High-frequency

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27
Q

True or false

The average life of the hair on your head is about 2 to 4 years

A

True

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28
Q

What do scalp manipulations do

A

Stimulate blood circulation

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29
Q

After a scout cream has been applied expose the scalp to _____ rays

A

Infrared

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30
Q

How far can dry normal hair stretch

A

20% or 1/5 of its natural length

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31
Q

Hair papilla contains ______ _______ which give nourishment to the hair

A

Blood vessels

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32
Q

Define alopecia prematura

A

Hair loss before middle age

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33
Q

True or false

Wet normal hair can stretch it’s natural length about 40% to 50%

A

True

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34
Q

Define trichoptilosis

A

Split ends
Fragilitis cranium
Brittle hair

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35
Q

Hypertrichosis is also known as

A

Hirsuities

Superfluous hair

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36
Q

Wiry hair has what type of finish

A

Hard and glassy

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37
Q

Define trichology

A

The study of hair

38
Q

The phases of hair growth are

A

1) Anagen is the growing phase
2) Catagen is the resting phase root sheath is attached
3) telogen is resting root sheath detaches

39
Q

The final or resting phase in the hair growth cycle

40
Q

This is formed when sebum mixes with the bodies perspiration

A

Acid mantle

41
Q

Hair is made up of a ____ substance called _______

A

protein and keratin

42
Q

Natural hair color pigment is called _____ and is found in the ______

A

Melanin and cortex

43
Q

Define elasticity

A

Hairs ability to stretch without breaking and retain shape

44
Q

The technical term for eyelash hair

45
Q

A fungal infection characterized by red papules at the opening of the hair follicles

A

Tinea capitis

Ringworm of the scalp

46
Q

Name and describe the three layers of the hair

A

1) cuticle-for protection has overlapping scalelike cells that form an outer layer
2) cortex-where everything happens the meat and potatoes
3) Medulla- not everyone has it innermost layer

47
Q

Hair that is soft and downy and not pigmented and almost never has a medulla

48
Q

The two parts of the hair

A

Hair root

Hair shaft or fiber or strand

49
Q

The two types of melanin

A

Eumelanin-brown or black

Pheomelanin- red

50
Q

Define hair texture

A

Diameter of the individual strand

51
Q

Two products approved by the FDA to stimulate hair growth

A

Minoxidil

Finasteride

52
Q

Describe ringed hair

A

Rings of gray dispersed amongst natural hair color

53
Q

Chemical bonds that hold the amino acid molecules together

A

Peptide bonds

54
Q

What porosity of hair has the cuticle layer lying close to the hair shaft

A

Poor or resistant

55
Q

True or false

The main purpose of a scalp treatment is to preserve the health of hair and scalp

56
Q

Red watery vesicles caused by an itch mites burrowing under the skin

57
Q

What determines the natural flow of hair

A

The angle of the follicle

58
Q

How long does the catagen phase last

A

A few weeks

59
Q

What’s the average rate of # of daily hairs shed

A

40 to 100 strands

60
Q

The growth phase of new hair

61
Q

What color of hair generally has the highest number of hairs per square inch

62
Q

The bonds between the polypeptide chains are the hydrogen bonds salt bonds and ______ bonds

63
Q

To raise the cuticle layer and allow for penetration the hair must _____

64
Q

What are the three hair textures

A

Fine medium and coarse

65
Q

Another name for an end bond

A

Peptide bond

66
Q

To perform a chemical service on hair with low porosity use a more ______ solution

67
Q

What causes hair to have high porosity

A

Over processing

68
Q

A tuft of hair that stands up

69
Q

These type of bonds must be chemically separated

70
Q

Temporary hair loss at the conclusion of pregnancy

A

Postpartum alopecia

71
Q

These bonds are easily broken by water or heat

72
Q

Name the five elements that make up the chemical composition of hair

A 
Carbon
Oxygen
Hydrogen
Nitrogen
Sulfur
73
Q

The follicle extends downward from the epidermis where it surrounds the ____

74
Q

What determines your natural hair color strength and texture

75
Q

What is the technical term for an infestation of head lice

A

Pediculosis Capitis

76
Q

What is telogen effluvium

A

Premature shedding of hair

77
Q

What keeps the hair and scalp soft and pliable

A

The acid mantle

78
Q

Define terminal

A

Long and thick pigmented hair

79
Q

What are the four important factors during hair analysis

A

Texture
Density
Elasticity
Porosity

80
Q

What is keratinization

A

The hardening of living protein cells

81
Q

What can make a scalp more flexible

A

Scalp massages

82
Q

Which hair growth stage does all cell division stop

A

Catagen phase

83
Q

Which portion of the hair contains living cells

A

The hair bulb

84
Q

The _____ supplies nourishment to the germinal matrix from the _____ ______

A

Papilla

Blood vessels

85
Q

Define stream

A

The natural flow of hair

86
Q

What causes extremely curly hair to break or knot easily

A

Low elasticity

87
Q

What removes dust and dirt

A

Hair brushing

88
Q

Hair grows from a tubelike pocket called a ______ or a _________

A

Root sheath

Follicle

89
Q

The term used to describe that the layers of the cuticle are very close together

90
Q

What causes natural wave patterns in hair

91
Q

What causes the shrinking and miniaturization of follicles in androgenetic alopecia

A

Heredity
Hormones
Age

92
Q

What is the general cause of hair turning gray

A

Aging

Canities

Hair And Scalp 7.1 & 7.2 (3 decks)

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