Chapter 11 - Properties of the Hair and Scalp
Terms in this set (70)
The scientific study of hair, its diseases, and care is called:
hair shaft and hair root
The two parts of a mature strand of human hair are the:
The tube-like depression or pocket in the skin or scalp that contains the hair root is the:
soles of the feet
Hair follicles are NOT found on the:
The _____________ is a tiny, involuntary muscle in the base of the hair follicle.
An oily substance secreted from the sebaceous glands is:
an alkaline pH
For chemical to penetrate a healthy cuticle hair layer, they must have:
The medulla is composed of __________ cells.
The process whereby living cells mature and begin their journey up the hair shaft is:
nitrogen and sulfer
The five main elements that make up the chemical composition (COHNS) of human hair are carbon, oxygen, hydrogen, and:
The chemical bonds that hold together the amino acid molecules are called:
Which type of melanin provides natural colors ranging from red and ginger to yellow and blond tones?
extremely straight hair
Asians tend to have:
a detangling rinse
To help minimize tangles in extremely curly hair when washing, you should use:
wavy, straight, and curly
Hair texture is classified as:
The measurement of individual hair strands on 1 square inch of the scalp is:
more alkaline solutions
Compared to hair high porosity, chemical services performed on hair with low porosity require:
Wet hair with normal elasticity will stretch up to _______ of its original length.
Oily scalp and hair can be treated by properly washing it with
Which type of hair almost never has a medula?
The growth phase during which new hair is produced is:
1 inch per month
The average growth of healthy scalp hair is:
The technical term used to describe gray hair is:
A condition of abnormal hair growth on areas of the body is:
The medical term for dandruff is:
The body can produce 11 to 20 _____________ that make up hair.
Salt bonds account for about _____ of the hair's overall strength.
The anagen phase generally lasts from 3 to 5:
Scalp hair grows _____________ on women than on men.
The __________ phase signals the end of the growth phase.
does not effect
Scalp massage ___________ hair growth.
Neither coarser nor more resistant
Compared to pigmented hair, gray hair is:
almost any shape
Cross-sections of hair can be:
Bald men are commonly perceived as:
By age 35, almost ____ of both men and women show some degree of hair loss.
Finasteride is an oral prescription medication for hair loss that is meant for:
at or before birth
Congenital canities menifests:
Dandruff can be easily be mistaken for:
Dandruff is believed to be caused by a:
The most frequently encountered fungal infection resulting from hair services is:
Tinea is characterized by:
The infestation of the hair and scalp with head lice is called:
A carbuncle is similar to a furnucle, but it is:
Fine hair is _________ than coarse or medium hair.
is stronger than fine hair
The _____________ is the outermost layer of the hair.
The oil glands in the skin that are connected to the hair follicles are the:
A ____________ is a physical bond easily brokwn by water or heat.
Hair is approximately ___ protein.
Total scalp hair loss is known as:
Hypertrichosis is also known as:
The naturally occurring fungus that causes the symptoms of dandruff when it grows out of control is:
The ___________ is the lowest part of a hair strand.
The technical term for beaded hair is:
A highly contagious skin disease caused by a parasite called a mite that burrows under the skin is:
The term for the spiral shape of a coiled protein is:
Shaving, clipping and cutting the hair on the head has ___________ on hair growth.
Dry, sulfur-yellow, cup-like crusts on the scalp are called:
hair, skin, nails, and glands
The ______________________ are part of the integumentary system.
The long, coarse, pigmented hair found on the scalp, legs, arms, and bodies of males and females is called:
The technical term for knotted hair is:
The ___________ is the innermost layer of the hair.
Hair that forms in a circular pattern on the crown of the head is called:
The part of the hair located bellow the surface of the epidermis is the:
A tuft of hair that stands straight up is a:
The ability of the hair to absorb moisture is called:
The middle layer of the hair is the:
An autoimmune disorder that causes affected hair follicles to be mistakenly attacked by a person's own immune system is:
Vellus hair is also known as:
The medical term for ringworm is: