Category: N

  • Neodymium

    A shiny, silvery, rare-earth chemical element, atomic weight 144.24, atomic number 60.  

  • Neobladder

    A surgically constructed urinary reservoir, usually made from a segment of small bowel, that is used to replace a bladder removed during radical cystectomy. It is surgically connected to the patient’s native urethra and typically maintains urinary continence, while limiting or eliminating the need for self-catheterization. Neobladders are often used after bladder cancer surgery as…

  • Neoantigen

    A nonspecific term for various tumor antigens.  

  • Nematology

    The division of parasitology that deals with worms belonging to the class Nematoda.  

  • Nematodiasis

    Infestation by a parasite belonging to the class Nematoda.  

  • Nematocyst

    The small stinging barb present in jellyfish and some other coelenterates. It can penetrate the skin of salt water swimmers or divers and cause painful stings. In some rare cases, multiple contact can be fatal.  

  • Nemathelminth

    A roundworm belonging to the phylum Nemathelminthes.  

  • Neisseria sicca

    Species found in mucous membrane of the respiratory tract. Occasionally, this species may cause bacterial endocarditis.  

  • Negri bodies

    Inclusion bodies found in the cells of the central nervous system of animals infected with rabies. They are acidophilic masses appearing in large ganglion cells or in cells of the brain, esp. those of the hippocampus and cerebellum. Their presence is considered conclusive proof of rabies.    

  • Negotiation

    A form of conflict resolution in which two or more parties discuss their differences in the hope of reaching a mutually acceptable conclusion. A bargain or compromise for a peaceful solution to a conflict. A series of communication exchanges made with the objective of reaching a mutually satisfying outcome.