Cross Section Of Hair

Hair fibers have a structure consisting of several layers starting from the outside.
Cross section of hair. The slide shows a cross section of a hair follicle. The outer root sheath then forms the germinal matrix hair root which surrounds the dermal papilla. Basal cells at the base of the hair root form the outer root sheath.
Healthy human skin layer with pores and muscle tissue medical use vector illustration. Image of skin with hair digitally created. At the base of the hair bulb the germinating layer merges into the outer root sheath which forms the inner wall of the follicle.
Basal cells of the hair matrix in the center differentiate into cells of the inner root sheath. For example a round cross section usually results in straight hair while an oval or flattened cross section usually results in wavy or curly hair. It is the shape size and curve of the follicle that determines the profile of each hair.
This cross section of human skin shows the various depth thickness and shapes of hair follicles. The germinal matrix grows the inner root sheath this is the white bit at the end of a hair if it s pulled out. The cuticle which consists of several layers of flat thin cells laid out overlapping one another as roof shingles.
Hair cross section schuster 1992 james schuster is a wisconsin dermatologist who has prepared several videos and slide presentations on hair removal. On the scalp the profile or cross section of individual hair shafts results in different hair types. A cross section of the hair shaft may be divided roughly into three zones.