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WorksheetsMultiple Choice Questions - Chapter 7: Hair and Scalp Properties
Total questions: 95
Worksheet time: 48mins
Which portion of the hair root supplies nutrients so that the hair can grow?
Hair bulb
Dermal papilla
Arrector pili muscle
Hair follicle
The layer of the hair shaft that provides strength, elasticity, and color is the:
Hair cuticle
Hair fiber
Medulla
Cortex
Which type of bond in the hair is a strong chemical side bond that is broken by permanent waves and hair relaxers?
Hydrogen bond
Salt bond
Disulfide bond
Peptide bond
Which of the following is the study of hair, its diseases, and care?
Dermatology
Trichology
Biology
Cosmetology
The measurement that describes the number of individual hair strands on one square inch of the scalp is called:
Porosity
Diameter
Elasticity
Density
Which of the following best describes the telogen phase of the hair growth cycle?
Active growth phase where new hair is produced
Transition phase between growth and rest
Resting phase where hair is shed
Shedding phase caused by chemical treatments
The hair follicle is best described as:
A living portion of hair above the skin
A tube-like structure that surrounds and anchors the hair root
The fibrous protein layer of the hair shaft
A muscle that causes goosebumps
Which structure at the base of the follicle contains living cells that form the hair strand?
Dermal papilla
Hair shaft
Hair bulb
Cuticle
The cone-shaped elevation at the base of the hair bulb that supplies nutrients is called:
Arrector pili
Sebaceous gland
Dermal papilla
Cortex
Which involuntary muscle causes hair to stand up, creating goosebumps?
Cortex
Sebaceous gland
Arrector pili muscle
Medulla
The three layers of the hair shaft include all EXCEPT:
Cuticle
Cortex
Medulla
Follicle
Which layer of the hair shaft protects the cortex?
Cortex
Cuticle
Medulla
Follicle
The cortex is responsible for:
Producing oil and sebum
Hair’s strength, elasticity, and color
Goosebumps and temperature regulation
Anchoring the follicle in the scalp
Which type of hair will always contain a medulla?
Fine hair
Beard hair
Blonde hair
Damaged hair
Which part of the hair shaft is sometimes absent in fine hair?
Cortex
Medulla
Cuticle
Follicle
Hair is primarily composed of:
Collagen
Keratin
Melanin
Sebum
The process by which hair cells mature, fill with keratin, move upward, and die is called:
Melanization
Keratinization
Oxidation
Pigmentation
The five elements that make up human hair are carbon, oxygen, hydrogen, nitrogen, and:
Sodium
Sulfur
Calcium
Zinc
Which side bond is the strongest and chemical in nature?
Salt bond
Hydrogen bond
Disulfide bond
Peptide bond
Which type of melanin provides yellow to red pigment?
Carotenes
Pheomelanin
Eumelanin
Keramelanin
Hair texture refers to:
The amount of porosity in the hair
The diameter of a single hair strand
The natural wave pattern of the hair
The total number of hairs on the scalp
Hair density is best described as:
The number of hair strands per square inch of scalp
The elasticity of a single hair strand
The hair’s ability to absorb moisture
The angle at which hair grows
Hair with a compact, smooth cuticle layer and difficulty absorbing moisture is considered:
High porosity
Medium porosity
Low porosity
No porosity
The ability of hair to stretch and return to its original length without breaking is:
Density
Elasticity
Texture
Porosity
Which scalp condition is caused by inactive sebaceous glands?
Oily scalp
Dry scalp
Dandruff
Alopecia
The three main types of body hair are:
Cuticle, cortex, medulla
Vellus, lanugo, terminal
Anagen, catagen, telogen
Eumelanin, pheomelanin, keratin
Which type of hair covers the fetus and is usually shed before or shortly after birth?
Terminal hair
Lanugo hair
Vellus hair
Coarse hair
The growth phase of the hair cycle is called:
Catagen
Telogen
Anagen
Resting
The average rate of scalp hair growth per month is about:
¼ inch
½ inch
1 inch
2 inches
The catagen phase of hair growth lasts about:
1–2 weeks
1–3 months
2–6 years
6–12 months
During which phase does the hair follicle shrink and detach from the dermal papilla?
Anagen
Catagen
Telogen
Resting
In the telogen phase, hair is:
Shedding or resting
Rapidly producing cells
Developing a new follicle
Absorbing keratin
On average, how many hairs are shed daily during the telogen phase?
10–20
30–50
50–100
200–300
A client who cannot grow hair beyond shoulder length most likely has:
A short catagen phase
A short anagen phase
A long telogen phase
Low elasticity
Which of the following is a myth rather than a fact about hair?
Shaving hair makes it grow faster and coarser
Scalp massage stimulates blood microcirculation
Gray hair lacks pigment but is otherwise the same as pigmented hair
Hair growth rate is determined by genetics
All of the following are parts of the hair root EXCEPT:
Hair follicle
Hair bulb
Dermal papilla
Cortex
All of the following are functions of the sebaceous gland EXCEPT:
Produces sebum
Lubricates hair and skin
Attaches to the arrector pili muscle
Supplies nutrients for hair growth
All of the following describe the dermal papilla EXCEPT:
Cone-shaped elevation at base of hair bulb
Contains blood vessels
Supplies nutrients for hair growth
Produces melanin pigment
All of the following are layers of the hair shaft EXCEPT:
Cuticle
Cortex
Medulla
Follicle
All of the following are characteristics of the cuticle EXCEPT:
Outermost layer of hair
Overlapping cells like shingles
Gives hair its strength and elasticity
Protects the cortex
All of the following describe the medulla EXCEPT:
Known as hair’s pith or core
May be absent in fine hair
Always found in beard hair
Determines hair porosity
All of the following are elements that make up human hair EXCEPT:
Carbon
Oxygen
Hydrogen
Sodium
All of the following are side bonds of the cortex EXCEPT:
Hydrogen bond
Salt bond
Disulfide bond
Peptide bond
All of the following are true about hydrogen bonds EXCEPT:
Weak physical bond
Easily broken by water or heat
Reformed as hair cools or dries
Broken by chemical relaxers permanently
All of the following are true about disulfide bonds EXCEPT:
Strong chemical bond
Fewer in number than hydrogen bonds
All of the following are types of melanin EXCEPT:
Eumelanin
Pheomelanin
Keratin-melanin
Brown/black pigment type
All of the following are components of hair analysis EXCEPT:
Texture
Density
Porosity
Melanin level
All of the following describe coarse hair EXCEPT:
Largest diameter
Resistant to processing
Fragile compared to fine hair
May be dry or frizzy
All of the following describe low porosity hair EXCEPT:
Cuticle lies flat
Healthy condition
Processes quickly with chemicals
Requires stronger alkaline solution
All of the following are signs of hair with low elasticity EXCEPT:
Breaks easily
May not hold a curl
Strong side bonds in the cortex
Result of overprocessing
All of the following describe dry scalp EXCEPT:
Caused by inactive sebaceous glands
Treated with moisturizing products
Aggravated by excessive shampooing
Caused by overactive sebaceous glands
All of the following are phases of the hair growth cycle EXCEPT:
Anagen
Catagen
Telogen
Melanin
All of the following describe the anagen phase EXCEPT:
Active growth phase
Produces new hair cells
Lasts 2-6 years
Follicle shrinks and detaches
All of the following describe the catagen phase EXCEPT:
Transition period
Lasts 1-2 weeks
Follicle detaches from papilla
Accounts for 90% of hair on the scalp
All of the following describe the telogen phase EXCEPT:
Resting phase
Lasts 3-6 months
Shedding occurs naturally
Produces the most new cells
The study of hair and its diseases is called _____
Dermatology
Cosmetology
Trichology
Biology
The lowest part of the hair strand is the _____
Hair bulb
Cortex
Follicle opening
Medulla
The oil glands of the skin are called _____ glands.
Sweat
Sebaceous
Endocrine
Dermal
The outermost layer of the hair shaft is the _____
Cortex
Medulla
Cuticle
Follicle
The hair’s strength and color are provided by the _____
Cuticle
Cortex
Follicle
Medulla
The innermost layer of the hair shaft, sometimes absent in fine hair, is the _____
Cuticle
Cortex
Medulla
Bulb
The protein that makes up hair is called _____
Collagen
Keratin
Melanin
Elastin
The natural color pigment in hair is _____
Keratin
Sebum
Melanin
Cortex
The chemical bond responsible for permanent wave curls is the _____ bond.
Hydrogen
Salt
Disulfide
Peptide
The red-to-yellow pigment in hair is _____
Eumelanin
Pheomelanin
Carotene
Keratin
The diameter of a single strand of hair is called _____
Texture
Density
Porosity
Elasticity
The ability of hair to absorb moisture is _____
Density
Elasticity
Texture
Porosity
Hair’s ability to stretch and return without breaking is _____
Elasticity
Porosity
Density
Texture
A scalp condition caused by overactive sebaceous glands is _____
Dry scalp
Dandruff
Oily scalp
Alopecia
The growth phase of the hair cycle is the _____ phase.
Anagen
Catagen
Telogen
Resting
The transition phase of hair growth is the _____ phase.
Catagen
Anagen
Telogen
Growth
The resting phase of the hair cycle is the _____ phase.
Anagen
Telogen
Catagen
Follicle
On average, hair grows about _____ per month.
¼ inch
½ inch
1 inch
2 inches
The type of hair that is long, coarse, and found on the scalp and body is _____
Vellus
Lanugo
Terminal
Cuticle
The fine, downy hair found on infants is called _____
Terminal
Vellus
Lanugo
Coarse
Which statement is TRUE about the hair follicle?
It is above the skin’s surface.
It is a tube-like depression that surrounds the hair root.
It is composed of dead keratinized cells only.
It supplies pigment for hair color.
Which statement is TRUE about the dermal papilla?
It is found above the hair shaft.
It supplies blood and nutrients to the growing hair.
It produces sebum for lubrication.
It causes goosebumps when stimulated.
Which statement is TRUE about the arrector pili muscle?
It provides hair pigment.
It attaches to sebaceous glands.
It contracts to cause goosebumps.
Which statement is TRUE about the cuticle layer?
It lies beneath the cortex.
It is the innermost layer of the hair shaft.
It protects the cortex from damage.
It determines hair elasticity.
Which statement is TRUE about the cortex?
It is the outermost layer of hair.
It contains pigment granules that give hair its color.
It produces sebum.
It is absent in fine hair.
Which statement is TRUE about the medulla?
It is always present in beard hair.
It determines porosity.
It provides pigment.
It protects the cuticle.
Which statement is TRUE about keratinization?
Cells fill with melanin.
Cells fill with keratin and die.
Cells multiply and remain alive.
Which statement is TRUE about sulfur in hair?
It is the most abundant element in hair.
It is one of the five main elements found in hair.
It is not found in the cortex.
It is supplied only by sebaceous glands.
Which statement is TRUE about disulfide bonds?
They are easily broken by water.
They are weak and numerous.
They are strong chemical side bonds altered by chemical services.
They are naturally reformed by drying.
Which statement is TRUE about eumelanin?
It provides red and yellow colors.
It provides brown and black pigments.
It is only found in vellus hair.
It is absent in coarse hair.
Which statement is TRUE about hair texture?
It refers to porosity of the cuticle.
It describes the diameter of a hair strand.
It measures the number of hairs on the scalp.
It determines hair growth speed.
Which statement is TRUE about hair density?
It is the angle at which hair grows.
It is the number of hairs per square inch.
It is the strength of side bonds.
It is the width of the cortex layer.
Which statement is TRUE about high-porosity hair?
It absorbs moisture easily.
It is resistant to chemical services.
It always has coarse texture.
It is never damaged.
Which statement is TRUE about hair elasticity?
Healthy hair stretches up to 50% when wet.
Healthy hair never stretches.
Elasticity is unrelated to chemical bonds.
Elasticity is determined only by the cuticle.
Which statement is TRUE about dry scalp?
It is caused by overactive sebaceous glands.
It is aggravated by excessive shampooing.
It requires frequent bleaching.
It produces oily buildup.
Which statement is TRUE about the anagen phase?
It is the shortest phase of hair growth.
It is the resting phase.
It lasts several years and produces new hair cells.
It lasts only a few days.
Which statement is TRUE about the catagen phase?
It lasts 2-6 years.
It is the resting stage of hair growth.
It lasts 1-2 weeks as the follicle detaches.
It produces new hair color.
Which statement is TRUE about the telogen phase?
It is the active growing phase.
It is a resting and shedding phase.
It lasts 2-6 years.
It forms the cortex and medulla.
Which statement is TRUE about average daily hair loss?
10-20 hairs are shed per day.
50-100 hairs are shed per day.
200-300 hairs are shed per day.
No hair is shed daily.
Which statement is TRUE about terminal hair?
It is fine, downy hair on infants.
It is short, soft, and found on cheeks.
It is long, coarse hair on the scalp, legs, and arms.
It is never pigmented.
