1.2 parts of the nail

• Nail bed - layer of epidermis upon which the nail body forms
• Nail body - - main keratinous plate that forms the nail
• Nail cuticle - - fold of epithelium that extends over the nail bed, also called the eponychium
• Nail fold - fold of epithelium at that extend over the sides of the nail body, holding it in place
• Nail root - part of the nail that is lodged deep in the epidermis from which the nail grows
• Keratin - the protein that stiffens epidermal tissue to form finger nails
• Nail Matrix - Nails grow from a thin area
• Lunula - is the crescent shaped area at the base of the nail, this is a lighter colour as it mixes with the matrix cells
• Nail Anatomy

  A) Free Edge

  B) Nail plate

  C) Lunula

  D) Proximal Fold

  E) Matrix

  F) Nail cuticle

  G) Lateral fold

  H) Smile line

  
• Nail Unit

  A) nail fold

  B) nail bed

  C) nail body

  D) nail cuticle

  
• Other term for cuticle

  Eponychium
• Hyponychium – the area distal to the nail bed, situated underneath the free edge of the nail plate
• In

  Protein