Section Of skin, exhibiting the epidermis and dermis; a hair in its follicle; the arrector pili muscle mass; sebaceous glands. The protein termed keratin helps make up most of its quantity. A cross section on the hair shaft may be divided roughly into a few zones. 602 Rideau St, Ottawa https://hairsaloninottawa98764.ktwiki.com/1569937/not_known_facts_about_hair_salon_in_ottawa