Chapter 11 -12 Flashcards
The cortex’s unique _____________________ provides strength, elasticity, and natural color to the hair.
A) pigment
B) protein structure
C) texture
D) chemical composition
B) protein structure
Protein is made of chemical units called __________________.
A) hydroxids
B) pH
C) amino acids
D) disulfides
C) amino acids
The hair shaft is a non living fiber composed of ______________.
A) sebum
B) melanin pigment
C) round cells
D) keratinized protein
D) keratinized protein
The spiral shape of a coiled protein is called a ______________.
A) helix
B) chain
C) bond
D) cysteine
A) helix
What type of a side bond is a weak, physical, cross-link side bond that is easily broken by water or heat?
A) oxygen
B) disulfide
C) hydrogen
D) salt
C) hydrogen
A salt bond is a weak, physical side bond, which cross-links the polypeptide chains, but it reacts to changes in _________________.
A) pH
B) hormones
C) temperature
D) oxidation
A) pH
Disulfide bonds are broken by ____________.
A) heat
B) water
C) chemical relaxers
D) pH
C) chemical relaxers
Natural hair color is the result of the _______________ found within the cortex.
A) COHNS elements
B) amino acids
C) chemical cross bonds
D) melanin pigment
D) melanin pigment
Natural hair wave patterns are the result of ________________.
A) hormonal changes
B) genetics
C) age
D) melanin pigment
B) genetics
What type of hair often has low elasticity, breaks easily, and has a tendency to knot, especially on the ends?
A) extremely curly
B) extremely straight
C) wavy
D) curly
A) extremely curly
The more disulfide bonds in the hair the more resilient it will be to _____________.
A) turning gray
B) detangling
C) daily hair loss
D) chemical processes
D) chemical processes
During what cycle of hair growth is new hair grown?
A) Anagen
B) androgen
C) telogen
D) Catagen
A) anagen
A __________ is a tuft of hair that stands straight up.
A) vellus
B) hair stream
C) cowlick
D) whorl
C) cowlick
What type of hair is the, coarse hair found on the scalp, legs, arms, and bodies of males and females?
A) vellus
B) lanugo
C) medulla
D) Terminal
D) Terminal
What is the average growth rate of healthy hair on the scalp per month?
A) 1 1/4 inch
B) 1/2 inch
C) 1 inch
D) 1 1/2 inches
B) 1/2
Which of the following has been scientifically proven to increase hair growth?
A) singeing
B) finasteride
C) scalp massage
D) application of ointments and oils
B) Finasteride
When two hair streams slope in opposite directions, they form___________________.
A) cowlicks
B) whorls
C) a natural part in the hair
D) bald spots
C) a natural part in the hair
Gray hair is the same as pigmented hair except for ________________.
A) the lack of pigment
B) the varying degrees of curl
C) it may grow back more evenly
D) the angle at which the hair emerges from the hair follicle
A) lack of pigment
How often are eyebrow hairs and eyelashes replaced?
A) every 6 months
B) 1 to 2 months
C) 75 to 100 days
D) every 4 to 5 months
D) every 4 to 5 months
During what hair growth phase does the follicle shrink, the hair bulb disappear, and the shrunken root end form a rounded club?
A) anagen
B) catagen
C) telogen
D) androgen
B) catogen
Scalp massages ______________.
A) increase hair growth
B) make hair grow back more evenly
C) increase blood circulation
D) make hair grow back faster
C) increase blood circulation
Which of the following is an autoimmune disorder that causes the affected hair follicles to be mistakenly attacked by the persons own immune system?
A) alopecia areata
B) alopecia prematura
C) androgenic alopecia
D) alopecia totalis
A) alopecia areata
What type of alopecia is male pattern baldness, which usually progresses to the familiar horseshoe-shaped fringe of hair?
A) alopecia senilis
B) alopecia universalis
C) androgenic alopecia
D) alopecia premature
C) androgenic alopecia
A sensitive topic that you can speak to your clients about is:
A) marital problems
B) mental health concerns
C) money issues
D) abnormal hair loss
D) abnormal hair loss
Almost 40 percent of men and women show some degree of hair loss by what age?
A) 35
B) 40
C) in their teens
D) 63
A) 35
Clients who exhibit symptoms of ______________ should be referred to a physician.
A) alopecia sensilis
B) alopecia areata
C) alopecia prematura
D) androgenic alopecia
B) alopecia areata
Which of the following is a topical treatment that has been proven to stimulate hair growth?
A) minoxidil
B) maladsezia
C) propecia
D) finasteride
A) Minoxidil
A side effect of finasteride is _______________.
A) weight loss
B) further hair loss
C) loss of sexual function
D) a rash
C) loss of sexual function
Acquired canities develops with age and is a result of ________________.
A) poor nutrition
B) previous over-processing
C) a fungus
D) genetics
D) genetics
Which of the following is a condition of abnormal growth of hair?
A) canities
B) hypertrichosis
C) trichoptilosis
D) trichorrhexis nodosa
B) hypertrichosis
Monilethrix is the technical term for_______________.
A) brittle hair
B) beaded hair
C) knotted hair
D) split ends
B) beaded hair
The only way to remove split ends is to _________________.
A) soften the hair with moisturizer
B) treat hair with conditioner
C) treat with scalp conditioner
D) cut them
D) cut them
Tinea is the medical term for ______________.
A) head lice
B) dandruff
C) ringworm
D) folliculitis
C) ringworm
What is a characteristic of scabies?
A) excessive itching
B) musty odor
C) dry, sulfur-yellow, cuplike crusts
D) brittle hair
A) excessive itching
Classic dandruff is characterized by ______________.
A) an accumulation of greasy or waxy scales
B) a small, reddened path of little blisters
C) scalp irritation and large flakes
D) red papules and spots
C) scalp irritation and large flakes