This is a lighter colour as it mixes with the matrix cells. The lUNULA is the crescent shaped area at the base of the nail, MATRIX', growth of nails is about 1 mm per week on average. Nails grow from a thin area called the 'NAIL The protein keratin stiffens epidermal tissue to formįinger nails. Gives skin colour and allows the skin to tan, unevenĭistribution of melanin causes 'freckles'. The Epidermis does not contain blood vessels Stratum is the only layer capable of cell division 'pushing up'Ĭells to replenish the outer layer which is constantly sheddingĭead cells. The Epidermis itself is made up of many layers. The skin has two main layers, the epidermis and the dermis: The Epidermis (thin outer layer of skin)
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