Cosmetology Practice Exam 115 Questions with Verified Answers
To create the most volume using a Pin-curl set, use _____ curls:
A. Full Stem
B. 1/2
... [Show More] Stem
C. No stem
D. None of the above - CORRECT ANSWER C. No Stem
In an ammonium thioglycolate wave, the perm solution is:
A. Alkaline
B. Acid
C. Neutral
D. None of the above - CORRECT ANSWER A. Alkaline
The main function of lymph is to:
A. Equalize the temperature
B. Carry food to cells and remove H2O from cells
C. Both A and B
D. Reach parts of the body not reached by blood - CORRECT ANSWER D. Reach parts of the body not reached by blood
To correct a complexion with an underlying yellow tone, what color would you use?
A. Blue
B. Violet
C. Yellow
D. Pink - CORRECT ANSWER B. Violet
Hard wax is generally used for:
A. small areas
B. Sensitive areas
C. Large areas
D. All of the above - CORRECT ANSWER B. Sensitive areas
After a P.D. Test, how long should you wait before performing a waxing service?
A. 30 minutes
B. One hour
C. 24-48 hours
D. 5-7 Minutes - CORRECT ANSWER D. 5-7 minutes
When waxing a large area, it generally advisable to use:
A. Hard wax
B. Soft wax
C. Inexpensive wax
D. Resin wax - CORRECT ANSWER B. Soft Wax
During a chemical service, you realize a client's hair has a metallic dye on it, you should:
A. Apply neutralizer
B. Apply stabilizer
C. Continue with service
D. Rinse with water - CORRECT ANSWER D. Rinse with water
Pityriasis refers to:
A. Excessive sweating
B. Dry skin
C. Ingrown nails
D. none of the above - CORRECT ANSWER D. none of the above
Pityriasis is a skin rash that sometimes begins as a large spot followed by a pattern of smaller lesions
Which of the following are contagious?
A. Psoriasis
B. Onychophagy
C. Androgenic Alopecia
D. None of the above - CORRECT ANSWER D. none of the above
Machine made, or tied, wigs is also referred to as:
A. capless wig
B. cap wig
C. chignons
D. wiglets - CORRECT ANSWER A. capless wig
A "hand-knotted" wig is also referred to as:
A. cap wig
B. capless wig
C. toupee
D. All of the above - CORRECT ANSWER A. cap wig
What is the purpose of applying astringent after tweezing the eye brows:
A. Close the pores
B. Contract the pores
C. Open the pores
D. Kill bacteria - CORRECT ANSWER B. Contract the pores
Shingling is a haircutting term referring to:
A. Long layers
B. Blunt cutting
C. Inverted/triangular shaped bangs
D. Short, close layers - CORRECT ANSWER D. Short, close layers
Tesla (high frequency) current is also known as:
A. blue ray
B. violet ray
C. white light
D. ultra-violet ray - CORRECT ANSWER B. violet ray
If a hair cutting client has red patchy skin with silvery white scales, you should:
A. Refuse the service, psoriasis is contagious
B. Recommend they see a dermatologist
C. Continue the service, psoriasis isn't contagious
D. None of the above - CORRECT ANSWER C. Continue the service, psoriasis isn't contagious
Which electrical modality is contra-indicated for women who are pregnant:
A. Faradic
B. Tesla/HIgh-frequency/ violet ray
C. Galvanic
D. Sinusoidal - CORRECT ANSWER B. Tesla/High-frequency/ violet-ray
To remove strip/band eyelashes:
A. Beginning at the outer corner, pull quickly
B. Beginning at the inner corner, pull quickly
C. Pull gently, beginning at the inner corner
D. Beginning at the outer, pull gently - CORRECT ANSWER D. Beginning at the outer corner, pull gently
What is the effect of Certified Colors on the hair shaft:
A. Enter the cortex
B. Partially enter the cortex
C. Coat the hair shaft
D. Soften and swell the hair shaft - CORRECT ANSWER C. Coat the hair shaft
To produce a forward curl, wind the pin-curls:
A. Counter-clockwise
B. Clockwise
C. With a triangular base
D. Alternating, counter- clockwise and clockwise - CORRECT ANSWER A. Counter clockwise
After a permanent wave service, the hair is dry and brittle. The most likely reason is:
A. Under processing
B. Over processing
C. Uneven processing
D. Over neutralization - CORRECT ANSWER D. Over neutralization
The mobility of a pin- curl is determined by its:
A. Base
B. Arc
C. Circle
D. Stem - CORRECT ANSWER D. Stem
Vitiligo refers to:
A. Irregular shaped patches of skin pigmentation
B. Hyper pigmentation of the skin
C. Irregular shaped patches of skin de-pigmentation
D. Hypo pigmentation of the skin - CORRECT ANSWER C. Irregular shaped patches of skin de-pigmentation
Certified Colors are considered to be:
A. Permanent colors
B. Semi- Permanent colors
C. Demi- permanent colors
D. Temporary colors - CORRECT ANSWER D. Temporary colors
A progressive hair dye is one that becomes darker with each application, which of the following is a progressive hair dye:
A. Henna
B. Aniline Derivative Tint
C. Vegetable Tints
D. Metallic Dyes - CORRECT ANSWER D. Metallic Dyes
The term given the loose, pliable tissue, surrounding and overlapping the nail:
A. Hyponychium
B. Perionychium
C. Eponychium
D. Cuticle - CORRECT ANSWER D. Cuticle
All of the following are true of Guanidine relaxers, except:
A. Contain no lye
B. Cause less skin/scalp irritation
C. More drying to the hair
D. Have a lower pH than most Thio relaxers - CORRECT ANSWER D. Have a lower pH than most Thio relaxers
Another name for disulfide bond is:
A. Cystine
B. Disurfactant
C. Hydrogen
D. Acid - CORRECT ANSWER A. Cystine
Before the application of a paraffin mask( for face, hands, or feet), you should:
A. Warn the client it might burn
B. Rinse the skin with cold water
C. Melt the paraffin
D. All of the above - CORRECT ANSWER C. Melt the paraffin
In any chemical service, which type of hair would generally call for the highest pH:
A. Resistant
B. Color treated
C. Bleached
D. Normal - CORRECT ANSWER A. Resistant
In any chemical service, which type of hair would generally call for the highest pH:
A. Normal
B. Color treated
C. Bleached
D. Damaged - CORRECT ANSWER A. Normal
Which of the following may be used as an antiseptic:
A. Quats
B. Sodium hypochlorite
C. 3% to 5% H2O2
D. Alcohol - CORRECT ANSWER C 3% to 5% H2O2
Which of the following is objective:
A. Hair breakage following a relaxer
B. A client unhappy with the shade of blonde
C. Hair that is to long
D. A headache - CORRECT ANSWER A. Hair breakage following a relaxer
The "average" person thought to have approximately ________ hairs on their head?
A. 100,000
B. 200,000
C. 150,000-200,000
D. 2,000 per square inch - CORRECT ANSWER A. 100,000
Which is not true of "Slide-Cutting"?
A. Best if done on wet hair
B. Useful to blend short to long layers
C. Maintains perimeter weight line
D. Will not help to remove bulk - CORRECT ANSWER D. Will not help remove bulk
Which of the following products would you not use in performing an oil manicure:
A. Cuticle oil
B. Polish remover
C. Soap and water
D. Cultivar solvent - CORRECT ANSWER C. Soap and water
In hairstyling/ hair cutting, we are primarily concerned with which type of hair?
A. Terminal
B. Barba
C. Vellum
D. Lanugo - CORRECT ANSWER A. Terminal
In the "shears over comb" technique, the more angled the comb:
A. The longer the hair
B. The shorter the hair
C. The less control the stylist has
D. None of the above - CORRECT ANSWER B. The shorter the hair
An angled comb used in the "scissors over comb" technique , to create a tight neckline:
A. Styling comb
B. Fine tooth comb
C. Barba comb
D. All of the above - CORRECT ANSWER C. Barba comb
If your shears have one, on what portion of the shears does your little finger rest?
A. Anvil
B. Tang/tong
C. Prong
D. Finger brace guard - CORRECT ANSWER D. Finger brace guard
In the "shear over comb" technique , which of the following combs is generally used?
A. Wide tooth comb
B. Styling comb
C. Ray-tailed comb
D. Barber comb - CORRECT ANSWER D. Barber comb
In the "shears over comb" technique, the higher the angle of the comb
A. The longer hair
B. The shorter the hair
C. The more the visibility of the scalp
D. Both B and C - CORRECT ANSWER A. The longer the hair
Which would you recommend to a client trying to disguise alopecia universalis?
A. Capless wig
B. Machine made wig
C. Cap wig
D. Human hair wig - CORRECT ANSWER C. Cap wig
Projection of the dermis surrounded by a small "cap" like structure referred to as the:
A. Arrector pili
B. Papilla
C. Follicle
D. Bulb - CORRECT ANSWER B. Papilla
Para-Phenylenediamine is an ingredient found in all of the following except:
A. Semi- permanent colors
B. Demi-permanent colors
C. Certified colors
D. Permanent colors - CORRECT ANSWER C. Certified colors
In hair cutting, elevation is used to create:
A. A weight line
B. Control
C. Graduation
D. Movement - CORRECT ANSWER C. Graduation
Hypo(low)-pigmentation of the skin, caused by a decrease in melanocyte activity:
A. Hyperkeratosis
B. Psoriasis
C. Leukoderma
D. Chloasma - CORRECT ANSWER C. Luekoderma
Blood platelets are colorless cells that help in blood clotting, they are also known as:
A. Lymphocytes
B. Thrombocytes
C. Erythrocytes
D. Leukocytes - CORRECT ANSWER B. Thrombocytes
This is a colorless-/slightly yellow liquid found in blood plasma:
A. Plasma
B. Hemoglobin
C. Platelets
D. Lymph - CORRECT ANSWER B. Hemoglobin
Normal wet hair can be stretched ______% of its length without damage or breakage:
A. 10%
B. 20%
C. Depends if the hair is curly or straight
D. 40%-50% - CORRECT ANSWER B. 20%
Normal dry hair can be stretched ______% of its length without damage or breakage:
A. 10%
B. 20%
C. Depends if the hair is curly or straight
D. 40%-50% - CORRECT ANSWER B. 20%
The term for baldness is:
A. Alopecia areta
B. Alopecia universalis
C. Alopecia
D. Alopecia premature - CORRECT ANSWER C. Alopecia
In a roller set, the part of the hair/curl closest to the head is referred to as the:
A. Open end
B. Closed end
C. Curl direction
D. Wave ridge - CORRECT ANSWER B. Closed end
Stand up pin-curls are often referred to as:
A. Off base curls
B. Barrel curls
C. Cascade curls
D. Waterfall curls - CORRECT ANSWER B. Barrel curls
In a roller set, the part of the hair/curl farthest from the head is referred to as the:
A. Open end
B. Closed end
C. Curl direction
D. Wave ridge - CORRECT ANSWER B. Closed end
In a roller- set, the part of the curl closest to the end of the hair-shaft is known as the:
A. Open end
B. Closed end
C. Curl direction
D. Wave ridge - CORRECT ANSWER A. Open end
Which croquignole curl creates the least movement in the hair?
A. On base
B. 1/2 off base
C. Off base
D. None of the above - CORRECT ANSWER A. On base
The most important factor in achieving a strong finger wave is:
A. Being certain only the top hair is moving
B. Having the correct styling tools
C. Be certain the hair from the scalp is moving
D. All of the above - CORRECT ANSWER C. Be certain the hair from the scalp is moving
Which of the following will result in a weak finger wave?
A. Being certain only the top hair is moving
B. Having the correct styling tools
C. Be certain the hair from the scalp is moving
D. All of the above - CORRECT ANSWER A. Being certain only the top hair is moving
This is found at the base (bottom) of the hair follicle:
A. Hair bulb
B. Papilla
C. Arrector Pili
D. Sebaceous Gland - CORRECT ANSWER B. Papilla
When using the "clipper over comb" technique, which is correct?
A. Clippers move sideways across the underside of the comb
B. Clippers move up and down across the underside of the comb
C. Clippers move sideways across the top of the comb
D. Clippers move up and down across the top side of the comb - CORRECT ANSWER C. Clippers move sideways across the top of the comb
Projection of the dermis surrounded by a small "cap" like structure referred to as the:
A. Arrector Pili
B. Papilla
C. Follicle
D. Bulb - CORRECT ANSWER B. Papilla
Which of the following is not true of the hair bulb:
A. It is the lowest part of the hair strand
B. It is club shaped structure
C. Determine shape of the hair shaft
D. Covers the dermal papilla - CORRECT ANSWER C. Determine shape of the hair shaft
Exothermic and endothermic permanent wave is:
A. Cold waves
B. Designed for resistant hair
C. Acid waves
D. Acid or Acid-balanced waves - CORRECT ANSWER D. Acid or Acid-balanced waves
The pH range of the typical permanent wave neutralizer is:
A. 4.5-5.5
B. 7
C. 3.5-4.5
D. 6.5-7.5 - CORRECT ANSWER C. 3.5-4.5
The catagen state of hair growth is thought to last approximately how long?
A. 1-4 weeks
B. 2-3 weeks
C. 3-6 months
D. As long as 1 year - CORRECT ANSWER B. 2-3 weeks
Hair where the cuticle has been turned so that it all faces the same direction:
A. Fallen hair
B. Turned hair
C. Remy hair
D. Non-remy hair - CORRECT ANSWER B. Turned hair
The medical term for a "Boil" is a:
A. Weal
B. Boil
C. Verruca
D. Carbuncle - CORRECT ANSWER C. Verruca
Process whereby a hydroxide relaxer removes one atom of sulfur from a disulfide bond:
A. Oxidation
B. Lanthionization
C. Lithiumization
D. None of the above - CORRECT ANSWER B. Lanthionization
Unless directed otherwise, when rinsing any relaxer, use:
A. Warm to tepid water
B. Cool to tepid water
C. Cold water to cool the scalp
D. Tepid water to remove all relaxer - CORRECT ANSWER A. Warm to tepid water
A thio relaxer should be applied to:
A. Dry hair
B. Wet Hair
C. Pressed hair
D. Damp hair - CORRECT ANSWER D. damp hair
Which of the following is true of razor cutting?
A. Best done on wet hair
B. Best done of dry hair
C. Razor should be held at an angle to hair
D. Both A and C - CORRECT ANSWER D. Both A and C
A facial mask that hardens to a rubber-like consistency and can be pulled from the face in one piece is a:
Select one:
a.gel mask
b.cream mask
c.paraffin mask
d.modeling mask - CORRECT ANSWER d. modeling mask
Clients should return to the salon for the removal of bonded wefts when their natural hair has grown no longer than:
Select one:
a.1" (2.5 cm)
b.1 ¼" (3.175 cm)
c.1 ½" (3.81cm)
d.2" (5.08cm) - CORRECT ANSWER a.1" (2.5 cm)
Heat waves that are self-timed and self-heated and range from acid to alkaline are called:
Select one:
a.cold
b.acidic
c.exothermic
d.endothermic - CORRECT ANSWER c.exothermic
111.3, p. 33 Exothermic perms are self-timing, self-heating and range from acid to alkaline.
How do chemical depilatories remove unwanted hair?
Select one:
a.by shrinking the hair shafts
b.by turning the hair to liquid
c.by burning the hair off chemically
d.by degrading the protein structure of the hair - CORRECT ANSWER d.by degrading the protein structure of the hair
112.6, p.57 Chemical depilatories chemically soften and degrade the protein structure of the hair, dissolving it at skin level.
Onychorrhexis is a term indicating the nail condition called:
Select one:
a.bitten nails
b.bruised nails
c.split or brittle nails
d.pigmentation problems - CORRECT ANSWER c.split or brittle nails
113.1, p. 15 Onychorrhexis is a term indicating split or brittle nails.
The tubing method of applying hair extensions requires the use of:
Select one:
a.heated tools
b.ultrasonic waves
c.weft attachments
d.3-strand braiding - CORRECT ANSWER a. heated tools
109.3, p. 41 The tubing method of applying hair extensions requires the use of heated tools or pliers.
What is necessary before the sculpture (haircutting) procedure begins?
Select one:
a.complete client record
b.replace towel with neck strip
c.discard non-reusable materials
d.section the hair into workable areas - CORRECT ANSWER b.replace the towel with a neck strip
105.5, p. 78 Replace the towel with a neck strip before the sculpture (haircutting) procedure begins.
What treatment soothes and moisturizes the skin?
Select one:
a.massage
b.paraffin
c.reflexology
d.aromatherapy - CORRECT ANSWER b.paraffin
113.2, p. 26 A paraffin treatment soothes and moisturizes the skin.
What type of blush is suitable for all skin types?
Select one:
a.dry
b.liquid
c.cream
d.powder - CORRECT ANSWER b.liquid
112.11, p. 105 Liquid blush is suitable for all skin types.
Which of the following cosmetic classifications represents a mixture of two or more kinds of molecules, evenly dispersed?
Select one:
a.solution
b.emulsion
c.ointment
d.suspension - CORRECT ANSWER a.solution
102.13, p. 160 A mixture of two or more kinds of molecules evenly dispersed would be a solution.
Which of the following terms identifies an appendage of the skin?
Select one:
a.cell
b.nail
c.bone
d.muscle - CORRECT ANSWER b.appendage of the skin
113.1, p. 6 The nail is an appendage of the skin.
Which of the following massage movements is a circular or wringing movement usually carried out with the fingertips or palms of the hands?
Select one:
a.friction
b.vibration
c.petrissage
d.tapotement - CORRECT ANSWER a. friction
112.3, p.32 Friction is a circular or wringing movement usually carried out with the fingertips or palms of the hands.
Where does mitosis or cell division of the skin take place?
Select one:
a.stratum basale
b.stratum lucidum
c.stratum corneum
d.stratum granulosum - CORRECT ANSWER a.stratum basale
112.1, p. 7 Mitosis (cell division) takes place in the stratum basale.
All of the following descriptions identify possible causes of paronychia EXCEPT:
Select one:
a.nutritional deficiency
b.infected hangnail
c.bacterial infection
d.prolonged exposure of hands to water - CORRECT ANSWER a.nutritional defiency
113.1, p.10 Paronychia can be caused by an infected hangnail, bacterial infection or prolonged exposure of the hands to water.
Cells that have absorbed melanin to distribute pigmentation to other cells are located in what layer of the skin?
Select one:
a.stratum lucidum
b.stratum corneum
c.stratum spinosum
d.stratum granulosum - CORRECT ANSWER c.stratum spinosum
112.1, p. 7 Cells that have absorbed melanin to distribute pigmentation to other cells are located in the stratum spinosum.
Of the basic massage movements, which stimulates the production of natural oil (sebum)?
Select one:
a.friction
b.petrissage
c.tapotement
d.effleurage - CORRECT ANSWER b.petrissage
102.16, p. 210 Of the basic massage movements, petrissage stimulates the sebaceous glands, which produce natural oil (sebum).
Mixtures of two or more kinds of molecules, having a tendency to separate when left standing, are known as:
Select one:
a.solutions
b.ointments
c.emulsions
d.suspensions - CORRECT ANSWER d.suspensions
102.13, p. 160 Mixtures of two or more kinds of molecules, having a tendency to separate when left standing, are known as suspensions.
Rearrangers are used during a curl reformation process to reduce or relax the natural curl pattern. What is the main ingredient found in rearrangers?
Select one:
a.hydrogen peroxide
b.sodium hydroxide
c.ammonium thioglycolate
d.glycerol monothioglycolate - CORRECT ANSWER c.ammonium thioglycolate
111.20, p. 208 Rearrangers are used during a curl reformation process to reduce or relax the natural curl pattern. The main ingredient found in rearrangers is ammonium thioglycolate.
How should the nails be filed while performing a manicure?
Select one:
a.up and down
b.center to edges
c.corner to center
d.sawing back and forth - CORRECT ANSWER c.corner to center
113.2, p. 20 File nails from corner to center while performing a manicure.
When sculpting with a razor, all of the following results are achieved EXCEPT:
Select one:
a.ends are tapered
b.softer appearance to hair
c.a diffused form line appears
d.regular alternation of short and long lengths - CORRECT ANSWER 105.2, p. 32 A razor produces tapering or an angled effect on the end of each strand, which results in more mobility and a softer, somewhat diffused form line.
Methacrylic acid is typically found in which artificial nail product?
Select one:
a.primer
b.powder
c.monomer
d.dehydrator - CORRECT ANSWER a.primer
113.8, p. 75 Methacrylic acid is typically found in acrylic primer.
On average, how far away from the client's face should a facial steamer be positioned?
Select one:
a.4-6 inches
b.10-12 inches
c.16-18 inches
d.22-24 inches - CORRECT ANSWER c.16-18 inches
112.4, p. 41 The average distance a facial steamer should be from client's face is 16-18" (40-50 cm).
The triangle-shaped muscle that lifts the arm or turns it is the:
Select one:
a.bicep
b.flexor
c.deltoid
d.extensor - CORRECT ANSWER c.deltoid
102.6, p. 76 The deltoid muscle is the triangle-shaped muscle that lifts the arm or turns it.
Which of the following primary lesions are small elevations of skin similar to vesicles in size and shape but contain pus?
Select one:
a.wheals
b.tumors
c.pustules
d.macules - CORRECT ANSWER c.pustules
112.2, p.20 Pustules are small elevations of skin similar to vesicles in size and shape but contain pus.
Which type of skin is NOT prone to acne?
Select one:
a.dry
b.oily
c.normal
d.combination - CORRECT ANSWER a.dry
112.1, p. 15 Dry skin has fewer blemishes and is not prone to acne.
Taper shears, also known as thinning shears, are used on the ends of the hair to create:
Select one:
a.mobility
b.precise lines
c.a clean blunt edge
d.a broom-like effect - CORRECT ANSWER a.mobility
105.2, p. 30 Taper shears, also known as thinning shears, are used on the ends of the hair to create mobility.
Cuticle remover cream contains which of the following ingredients?
Select one:
a.bleach
b.salicylic acid
c.formaldehyde
d.potassium hydroxide - CORRECT ANSWER d. potassium hydroxide
113.3, p. 31 Cuticle remover creams contain potassium hydroxide.
The oil-loving part of a surface active agent is called:
Select one:
a.lipophilic
b.emulsifier
c.surfactant
d.hydrophilic - CORRECT ANSWER a.lipophilic
102.13, p. 162 The oil-loving part of a surface active agent is called lipophilic.
Which braid is created when the outside strands are crossed under the center strand?
Select one:
a.weaving
b.overlapping
c.3-strand overbraid
d.3-strand underbraid - CORRECT ANSWER d.3 strand underbraid
108.3, p. 47 The 3-strand underbraid is created when the outside strands are crossed under the center strand.
The term used to describe the removal of hair from the follicle is:
Select one:
a.shaving
b.epilation
c.depilatory
d.bleaching - CORRECT ANSWER b.epilation
112.6, p. 57 Epilation is the removal of hair from the follicle.
Multiple quats are usually able to disinfect within:
Select one:
a.2 minutes
b.5 minutes
c.10 minutes
d.30 minutes - CORRECT ANSWER c.10 minutes
102.2, p. 27 Multiple quats are usually able to disinfect within 10 minutes.
How often should a foot spa be cleaned?
A. Once a day
B. After each client
C. Once a week
D. When dirty - CORRECT ANSWER B. After each client
What may happen if water is added to a disinfectant?
A. Nothing
B. It may lose potency
C. It may foam
D. It may burn - CORRECT ANSWER C. It may foam
Which of the following refers to standards to follow to maintain safety and professionalism?
A. Occupational Safety and Health Administration (OSHA) regulations
B. Ethics
C. State laws
D. Principles - CORRECT ANSWER B. Ethics
What traits or skills allow people to listen and understand others as well as clearly express their own needs?
A. Diplomacy
B. Communication
C. Sensitivity
D. Values - CORRECT ANSWER B. Communication
Someone interested in a position such as salon manager may prepare in what way?
A. Gain experience
B. Look in newspapers
C. Take a business class
D. Work all other salon positions - CORRECT ANSWER C. Take a business class
What is one way to decide what riled to take in the cosmetology field?
A. Pick what you excel in
B. Choose based on job availability
C. Determined on area of expertise
D. Choose based on school specialty - CORRECT ANSWER C. Determined on area of expertise
How many cranial bones do humans have?
A. 7
B. 9
C. 8
D. 10 - CORRECT ANSWER C. 8
Which of the following refers to the deepest layer of the epidermis?
A. Stratum spinosum
B. Stratum granulosum
C. Stratum germinativum
D. Stratum lucidum - CORRECT ANSWER C. Stratum germinativum
When thinking bout infection control, what would be considered the highest level of decontamination?
A. Washing your hands
B. Sterilization
C. Using new tools each clients
D. Using bleach - CORRECT ANSWER B. Sterilization
Washing your hands is considered what type of precautions?
A. Industry
B. Personal
C. Universal
D. Obvious - CORRECT ANSWER C. Universal
Which part if the hair is responsible for protecting the inner layer of the hair shaft?
A. Cortex
B. Cuticle
C. Medulla
D. Bulb - CORRECT ANSWER B. Cuticle
As hair cells grow, what is the process they go through to reach full development?
A. Eumelanin
B. Keratin
C. Keratinization
D. COHNS - CORRECT ANSWER C. Keratinization [Show Less]