hair follicle bulge
hair follicle bulge
"The area located in the bottom of the permanent portion of a resting (telogen) hair follicle where the cells of the external root sheath of the hair follicle are contiguous with the basal layer of the epidermis; this portion of the follicle is involved in the generation of a new hair at the onset of the hair growth cycle (anagen) and contains the hair follicle stem cells."