Medical Quiz

Properties of the Hair Quiz


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Shaving, clipping, and cutting the hair on the head

A. makes it grow back faster

B. makes it grow back darker

C. makes it grow back thicker

D. has no effect at all


The ability of the hair to absorb moisture is called ________.

A. hair texture

B. hair elasticity

C. hair porosity

D. hair density


The measurement of the number of individual hair strands on one square inch of the scalp is

A. hair elasticity

B. hair density

C. hair porosity

D. hair texture


A _______ is weak, physical bond easily broken by water or heat.

A. hydrogen

B. salt

C. disulfide

D. peptide


The _______ is a small involuntary muscle in the base of the hair follicle.

A. cuticle

B. cortex

C. dermal papillae

D. arrector pili


The outermost layer of the hair shaft is the ____

A. cuticle

B. cortex

C. lymph

D. medulla


The major elements that make up human hair are carbon, oxygen, hydrogen and _______

A. lead and zinc

B. keratin and selenium

C. boran and calcium

D. nitrogen and sulfer


Hair is approximately ________ percent protein.

A. 70

B. 20

C. 50

D. 90


The _______ is the innermost layer of the hair and is not in all hair.

A. cuticle

B. cortex

C. medulla

D. follicle


Hair follicles are not found on the palms of hands and soles of feet.

A. TRUE

B. FALSE


A tuft of hair that stands straight up is a

A. cystine

B. stream

C. whorl

D. cowlick


The strong bond needed to break in order to chemically change the hairs texture and color is:

A. hydrogen

B. salt

C. disulfide

D. peptide


Course hair has the smallest diameter of the 3 types of texture.

A. TRUE

B. FALSE


The middle layer of hair that is fibrous and has hydrogen, salt and disulfide bonds.

A. cuticle

B. cortex

C. medulla

D. scutulla


Which type of melanin provides natural colors ranging from red and ginger to yellow tones?

A. pheomelanin

B. mixed melanin

C. eumelanin

D. biomelanin


The technical term for hair loss is called

A. hypertrichosis

B. sudoriferous

C. alopecia

D. canities


The strong chemical bonds that join amino acids are called

A. convex bonds

B. peptide bonds

C. hydrogen bonds

D. salt bonds


The ______ is the lowest part of the hair strand.

A. hair root

B. hair bulb

C. dermal papilla

D. hair follicle


The oil glands in the skin that are connected to the hair follicles are the _________ glands.

A. sudoriferous

B. sebaceous

C. sistine

D. simplex


The study of hair, its care and its diseases is called:

A. biology

B. dermatology

C. trichology

D. cosmetology


Hair texture is classified as ____

A. wavy, straight or curly

B. fine, medium or coarse

C. light, medium or dark

D. short, long or medium




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