Cos chapter 11 | Quiz

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

Hair is approximately ____________ percent protein 

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

The ____________ is the lowest part of a hair strand 

Coarse hair ____________

The _____________ is the outermost layer of the hair 

The medulla is composed of ____________ cells 

Total scalp hair loss is known as ____________

The technical term for dandruff is ______________ 

Hypertrichosis is also known as ____________

Fine hair is ____________ than coarse or medium hair 

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

Scalp massage ___________ hair growth 

A carbuncle is similar to a furuncle but is ____________

Finasteride is an oral prescription medication for hair loss that is meant for ________________

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

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

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

The two parts of a mature strand of human hair are the ___________ 

The anagen phase generally lasts from three to five ________________

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

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

Compared to pigment hair, gray hair is_________________ 

The technical term used to describe gray hair is _______________

Dandruff can easily be mistaken for ____________

Compared to hair with high porosity, chemical services performed on hair with low porosity require ______________-

Hair texture is classified as _______________ 

Which type of hair almost never has a medulla?

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

Asians tend to have _____________ hair 

Hair follicles are NOT found on the __________ 

Cross-sections of hair ____________

The measurement of the number of individual hair strands on one square inch (2.5 square centimeters) of the scalp is ____________

Congenital canities exists ____________

Current research confirms that dandruff is the result of a ______________

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

Scalp hair grows ___________________ on women than on men 

The tube-like depression or pocket in the skin or scalp that contains the hair root is the ____________

A _______________ bond is a weal, physical, cross-link side bond easily broken by water or heat 

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?

The average growth of healthy scalp hair is __________

The fatty or oily substance secreted by the sebaceous glands is ____________

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

The scientific study of hair, its diseases, and care is called __________

The naturally occurring fungus that causes the symptoms of dandruff when it grows out of control is ______________

Bad men are commonly perceived as ____________

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

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

The ____________________ phase signals the end of the growth phase 

Tinea is characterized by ___________, scales, and sometimes, painful circular lesion 

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

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