location for mitosis of the nail keratinocytes responsible for nail growth   most distal portion used to protect fingertips from unnecessary stimuli; white in color due to the absence of tissue underneath   superficial layer of hardened dry non-pigmented cells used to protect underlying tissues   viewed as having a red coloration due to the deep supply of blood vessels and adhered to the outer surface of the nail   most superficial layer of keratinocytes containing melanin that are flexible due to the presence of sebum distributed on its surface   protective seal /border of thicken tissue preventing microorganisms, debris, chemicals, & liquids from moving between the dermis and epidermis of the skin   most proximal white portion of the nail where the younger cells of the nail are located   cuticle  epidermis free edge  lunula  nail bed nail plate nail root

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