Nail - Definition


The nail is the plate cornea, located in humans, on the back end of fingers and toes. Several parties are each nail.


Basically, the matrix produces a protein called keratin. The eponychium commonly called cuticle covering the matrix. The lunula is distinguished by its bleached base of the nail color. The yponychium the paronychium and nail base complete this anatomy.


Diseases of the nail are called nail disorders. Among the most common include onychophagia, which means the urge to nail biting, or ingrown toenail, that is to say the nail that sinks into the skin.


Original article published by Jeff. Translated by Crashounette. Latest update on August 20, 2014 at 05:37 AM by christelle.b.
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