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 ___________________.

Hair follicles are not found on the ______________.

The ______________ is the small, involuntary muscle in the base of the hair follicle.

The fatty or oily substance secreted by the sebaceous glands is _______________________.

For chemicals to penetrate a healthy cuticle hair layer, they must have _______________________.

The medulla is composed of _____________________ cells.

During the __________________ phase, new hair is produced because new cells are actively manufactured in the hair follicle.

The major elements that make up human hair are carbon, oxygen, hydrogen, ___________________.

The strong, chemical bonds that join amino acids are called _______________________.

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

Asians tend to have ___________________ hair.

To help minimize tangles in extremely curly hair when shampooing, you should use ________________________.

Hair texture is classified as ___________________.

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

Compared to hair with high porosity, chemical services performed on hair with low porosity require _________________________.

Wet hair with normal elasticity will stretch up to __________________ of its original length and return to that length without breaking.

Oily hair and scalp can be treated by properly washing with a ____________________

Which type of hair almost never has a medulla?

During which phase does the follicle canal shrink and detach from the dermal papilla?

The average growth of healthy scalp hair is ______________

The technical term used to describe gray hair is ___________________.

A condition of abnormal growth of terminal hair in areas of the body that normally grow only vellus hair is __________________.

The technical term for dandruff is _________________.

Which of the 5 main structures of the hair root contain the blood and nerve supply that provides the nutrients needed for hair growth?

Because there are so many of them, salt bonds account for about ____________________ of the hair's overall strength.

The anagen phase generally lasts from three to five ___________________

Scalp hair grows ________________ on woman than on men.

The _____________ phase signals the end of the growth phase.

Scalp massage ________________ hair growth.

Compared to pigmented hair, gray hair is _________________.

Cross-sections of hair ________________.

Bald men are commonly perceived as ________________.

By age 35, almost ________________ percent of both men and women show some degree of hair loss.

Finasteride is an oral prescription medication for hair loss that is meant for _________________.

Congenital canities exists ________________.

Dandruff can easily be mistaken for ____________________.

Current research confirms that dandruff is the result of a ________________

When the living cells of hair form and begin their journey upward through the hair follicle, they mature in a process called ________________________.

Tinea is characterized by ___________, scales and sometimes, painful circular lesions.

The infestation of the hair and scalp with head lice is called ________________.

A carbuncle is similar to a furuncle but it is _________________.

Fine hair is ________________ than coarse or medium hair.

Coarse hair ___________________.

The ___________________ is the outermost layer of the hair.

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

A _________________ bond is a weak, physical, cross-link side bond easily broken by water or heat.

Hair is approximately _______________ percent 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 _____________________.

Dry, sulfur-yellow, cuplike crusts on the scalp are called ________________

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 and is composed of round cells.

When hair leaves the follicles at an angle and forms patterns or streams on the head, it is called ____________________.

The part of the hair located below the surface of the epidermis is the _______________.

A particular pattern of hair stream that is usually more noticeable on the front hairline in people with short, thick hair 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 the affected hair follicles to be mistakenly attacked by a person's own immune system is _____________________.

Vellus hair is also known as ___________________.

The technical term for ringworm is ____________________.