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COSMETOLOGY 102B Science Flashcards | StudBud
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COSMETOLOGY 102B Science
COSMETOLOGY 102B Science
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Quiz Study For Test 102B
Flashcards
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Questions
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1
Carbon, oxygen, hydrogen and nitrogen form the basis of:
Compounds
Mixtures
Elements
Amino acids
2
What is the average amount of daily hair loss?
750 to 1,000 strands
250 to 500 strands
40 to 100 strands
10 to 20 strands
3
The active growing stage of hair lasts from:
12 to 16 years
2 to 6 years
6 months to 1 year
24 to 50 years
4
Two or more of the same atoms joined together by a chemical bond is a(n):
Protein
Neutron
Electron
Molecule
5
The muscle that causes the hair to stand on end when a person is scared or cold is known as the
papilla
cuticle
arrector pili
medulla
6
A form of silicone used in conditioners that give softness to the feel of hair is known as:
Fatty alcohols
Dimethicones
Hydrogen peroxide
Amines/quats
7
The shampoo that is effective for cleaning wigs and hairpieces is:
neutralizing
liquid dry
soapless
aerosol dry
8
Which of the following locations might be sensitive during a scalp massage?
at the crown
at the sides of the head
behind the earlobes
along the hairline
9
When should the condition of the client’s hair and scalp be examined when performing a shampoo?
after towel-drying the hair following the shampoo
before shampooing the hair
after rinsing shampoo from the hair
before applying the conditioner
10
Which of the following is NOT an example of a physical change?
Iron changing to rust
Shattering a piece of glass
Performing a thermal style
Performing a haircut
11
In what pH range is skin and hair?
4.5 to 5.5
7.5 to 10.5
11.5 to 12.0
6.5 to 7.0
12
Stretching the hair and having it return to its natural shape is associated with the hair's:
Elasticity
Texture
Porosity
Manageability
13
Which bonds found in the hair can be easily broken by heat or water?
Disulfide bonds
Hydrogen bonds
Peptide bonds
Van deer Waals forces
14
Cleaning the hair and scalp without adversely affecting either the scalp or hair is called:
Relaxing
Conditioning
Rinsing
Shampooing
15
Which shampoo is recommended for removing residue such as product buildup?
color
clarifying
conditioning
pH-balanced
16
A substance that is able to dissolve another substance is called a(n):
Ointment
Powder
Solvent
Emulsion
17
Atoms have three main parts: protons, neutrons and:
Compounds
Electrons
Neutrons
Elements
18
To prevent your client from getting wet, cup your hand over all of the following areas EXCEPT:
front hairline
crown area
ears
nape
19
The three major layers of the hair are the medulla, cortex and:
hair bulb
sebaceous glands
papilla
cuticle
20
Dicomfort from the client during the shampoo may be indicated by all of the following EXCEPT:
eyebrows turning downward
furrows across their forehead
smile with relaxed shoulders
clenched teeth
21
Alopecia, or excessive hair loss, may be caused by any one of the following EXCEPT:
scalp massages
bacterial infection
fungal infection
inflammatory disease of the scalp
22
Which type of conditioner closes cuticle after color service to prevent the color from fading?
acid-balanced
cream
acid
anti-dandruff
23
A solution that has more positive hydrogen ions than negative hydroxide ions is:
Alkaline
Slightly alkaline
Acidic
Neutral
24
Most ingredients for conditioners are proteins derived from:
cream rinses
soft water
lemon rinses
animal or vegetable materials
25
Human hair, on the average, grows about:
1 ½" (3.75 cm) per month
¼" (.6 cm) per month
1" (2.54 cm) per month
½" (1.25 cm) per month
26
Eumelanin is the type of melanin that produces:
red/orange hair color
brown/black hair color
brown/orange hair color
red hair color
27
The lips, soles of the feet, palms of the hands and eyelids do not have:
hair
nerves
cells
muscles
28
The type of massage movement that involves circular movements with no gliding is known as:
effleurage
petrissage
friction
vibration
29
Melanin is found mainly in which part of the hair?
medulla
cortex
sebum
cuticle
30
What is the total lack of pigmentation in the hair and skin called?
lanugo
anagen
alopecia
albinism
31
An example of an oil-in-water emulsion is:
Styling lotion
Lipstick
Blush
Perm solution
32
Which of the following statements is NOT true about draping?
protects client’s skin and clothing
performed after client removes jewelry
performed prior to hair care service
performed after shampooing is complete
33
All matter that is not alive, and does not contain carbon, falls within the study of:
Anatomy
Organic chemistry
Inorganic chemistry
Physics
34
When two hydrogen atoms combine with one oxygen atom,the result is a water molecule,which is a
Atom
Mixture
Compound
Element
35
Dry flakes attached to the scalp or on the hair, which can appear translucent, are called:
split ends
pediculosis capitis
pityriasis capitis simplex
ringworm
36
On the pH scale, numbers greater than 7 indicate a(n):
Alkaline solution
Chemical solution
Neutral solution
Acidic solution
37
Avoid performing a scalp treatment:
immediately prior to a chemical service
one month following a chemical service
two weeks following a chemical service
one month prior to a chemical service
38
The number of active hair follicles per square inch on the scalp refers to:
density
texture
color
porosity
39
On the pH scale, numbers less than 7 indicate a(n):
Neutral solution
Alkaline solution
Chemical solution
Acidic solution
40
Which shampoo contains temporary color molecules that adhere to the outer cuticle of the hair?
color shampoo
all-purpose shampoo
soapless shampoo
acid-balanced shampoo
41
The ability of hair to absorb moisture, liquids or chemicals refers to the hair's:
texture
porosity
elasticity
manageability
42
What is the side bond that is of the greatest concern to the salon professional?
A hydrogen bond
Salt bond
Disulfide bond
Van deer Waals forces
43
Gray hair is sometimes referred to as:
mottled hair
fragilitis crinium
ringed hair
melanocytes
44
Water molecules have two hydrogen atoms and one:
Sulfur atom
Nitrogen atom
Oxygen atom
Helium atom
45
The bonds found within hair that help organize protein chains in order to build hair are called
Side bonds
Water bonds
Van der Waals forces
Ionic bonds
46
The primary ingredient of most shampoos is:
minerals
deionized water
dimethicones
conditioner