Diseases, disorders and conditions
A highly contagious skin disease caused by a parasite called a mite that burrows under the skin is
scabies
The technical term for dandruff is
pityriasis
The tube-like depression or pocket in the skin or scalp that contains the hair root is the
Hair follicle
does not increase
An autoimmune disorder that causes the affected hair follicles to be mistakenly attacked by a person's own immune system is
The infestation of the hair and scalp with head lice is called
Pediculosis capitis
The two parts of the mature strand of human hair are the
Hair shaft and hair root
Cross-sections of the hair ___________
can be almost any shape.
A condition of abnormal growth of terminal hair In areas of the body that normally grow only velus hair is
hypertrichosis
Hypertrichosis is also known as
hirsuties
Th strong, chemical bonds that join amino acids are called
peptide bonds
Bald men are commonly perceived as __________
more assertive
Tinea is characterized by __________, scales, and sometimes, painful circular lesions.
itching
The technical term for beaded hair is
Monilethrix
The measurement of the number of individual hair strands on one square inch of the scalp is
Hair density
By the age of 35, almost _________ percent of both men and women show some degree of hair loss.
40
Fungus ( Malassezia)
The technical term for knotted hair
Because there are so many of them, slat bonds account for about _________ of the hair's overall strength .
When the living cells of the hair form and begin their journey upward through the hair follicle, they're mature in a process called _________.
Keratinization