Category: N

  • National health survey

    A continuing health surrey by the National Center for health Statistics of HEW which includes studies to determine the extent of illness and disability in the population of the United States, describe the use of health services by Americans, and gather related information. It conducts a continuing household interview survey of a sample of the…

  • National health service corps

    A program which places U.S. Public Health Service personnel in areas with a critical shortage of health manpower for the purpose of improving the delivery of health care and services to persons residing in such areas. The Corps was established by the Emergency Health Personnel Act of 1970, as amended by the Emergency Health Personnel…

  • National health service

    Often used synonymously with national health insurance. They are sometimes usefully distinguished by applying the former to health programs in which the national government directly operates a health system which serves some or all of its citizens and the latter to programs in which the government insures or otherwise arranges financing for health care without…

  • National formulary

    A compendium of standards for certain drugs and preparations that are not included in the United States Pharmacopeia (USP). It is revised every five years, and recognized as a book of official standards by the Pure Food and Drugs Act of 1906. A publication of the United States Pharmacopeia Convention (USPC) containing recipes for the…

  • National board of medical examiners (NBME)

    An organization, founded in 1915, which includes among its members representatives from the Federation of State Medical Boards of the United States, Council on Medical Education of the American Medical Association, Association of American Medical Colleges, American Hospital Association, Armed Services, United States Public Health Service, and Veterans Administration. Members at large are elected from…

  • National board examinations

    Standard national examinations developed and administered by the National Board of Medical Examiners. They are given in three parts which are generally taken during the second and final years of medical school and the internship year. Successful completion of the national boards is a requirement for licensure as a physician in some States and an…

  • Narcotic drug

    As set out in the Comprehensive Drug Abuse Prevention and Control Act of 1970, any of the following drugs, whether produced directly or indirectly by extraction from substances of vegetable origin, or independently by means of chemical synthesis, or by a combination of extraction and chemical synthesis: opium, coca leaves, and opiates; a compound, manufacture,…

  • Neurovisceral

    Both the voluntary and involuntary nervous systems.  

  • Neurovascular

    Nerve and vessel systems. Relating to both nerve and blood vessel structures.  

  • Neurotripsy

    Surgical bruising or crushing of a nerve. The act of compressing a nerve. For example, in treating duodenal ulcers, the nerve leading to the duodenum is sometimes compressed to induce relaxation of the intestinal lining. This reduces irritability, facilitating ulcer healing.