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Drugs and diseases reference index

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Medical Dictionary Definitions A-Z List

Medical Dictionary Definitions A - Z - «N»:

  1. Nurse, registered Nurse, registered
    Nurse, registered: A nurse who has completed a two- to four-year degree program in nursing, and provides direct patient care for acutely or chronically ill patients. RNs may further specialize in a particular area. For example, psychiatric nurses are RNs with special training in working with me...
  2. Nurse-midwife Nurse-midwife
    Nurse-midwife: A person who is trained in both nursing and midwifery and, in the US, is certified by the American College of Nurse-Midwives (ACNM). In order to practice, a nurse-midwife must pass an examination for certification by a national board. Nurse-midwife training focuses on the management o...
  3. Nurse-midwifery Nurse-midwifery
    Nurse-midwifery: The practice engaged in by a nurse-midwife....
  4. Nursemaid's elbow Nursemaid's elbow
    Nursemaid's elbow: Partial dislocation of the elbow. The radius (a bone in the forearm) slips out of the ligament that holds it in place at the elbow. This is common in children under 4 years of age. It may be due to an adult lifting or swinging the child by one hand and can also occur when an infan...
  5. Nurses Health Study Nurses Health Study
    Nurses Health Study: A very large and important prospective investigation into the risk factors for major chronic diseases in women. (In a prospective study the participants are identified and then followed forward in time.) The participants in the study are female registered nurses (RNs). The Nurse...
  6. Nursing Nursing
    Nursing: 1) Profession concerned with the provision of services essential to the maintenance and restoration of health by attending the needs of sick persons. 2) Feeding a infant at the breast....
  7. Nursing home Nursing home
    Nursing home: A residential facility for persons with chronic illness or disability, particularly older people who have mobility and eating problems. Also called a convalescent home, long-term care facility....
  8. Nutraceutical Nutraceutical
    Nutraceutical: A food or part of a food that allegedly provides medicinal or health benefits, including the prevention and treatment of disease. A nutraceutical may be a naturally nutrient-rich or medicinally active food, such as garlic or soybeans, or it may be a specific component of a food, s...
  9. Nutrigenomics Nutrigenomics
    Nutrigenomics: The study of how different foods may interact with specific genes to increase the risk of common chronic diseases such as type 2 diabetes, obesity, heart disease, stroke and certain cancers. Nutrigenomics also seeks to provide a molecular understanding of how common chemicals in the d...
  10. Nutrition Nutrition
    Nutrition: 1) The science or practice of taking in and utilizing foods. 2) A nourishing substance, such as nutritional solutions delivered to hospitalized patients via an IV or IG tube. ...
  11. Nutritional neuroscience Nutritional neuroscience
    Nutritional neuroscience: The field of nutrition that relates to the central and peripheral nervous system. Nutritional neuroscience includes the role of different components of the normal diet (protein, carbohydrate, fat), dietary supplements (minerals, vitamins, hormones, herbs), and food additiv...
  12. Nutritionist Nutritionist
    Nutritionist: 1) In a hospital or nursing home, a person who plans and/or formulates special meals for patients. It can also simply be a euphemism for a cook who works in a medical facility but who does not have extensive training in special nutritional needs. 2) In clinical practice, a speciali...
  13. nvCJD nvCJD
    nvCJD: New variant Creutzfeldt-Jakob disease, a human disease thought due to the same infectious agent as bovine spongiform encephalopathy (BSE), or mad cow disease. Both the human and bovine disorders are invariably fatal brain diseases with unusually long incubation periods measured in years, and ...
  14. Nyctalopia Nyctalopia
    Nyctalopia: Night blindness, impaired vision in dim light and in the dark, due to impaired function of certain specialized vision cells (the rods) in the retina. The ability of our eyes to quickly view objects as they shift from light to dark areas and the ability to see in dim light or at ni...
  15. Nyctanopia Nyctanopia
    Nyctanopia: Impaired vision in dim light and in the dark, due to impaired function of the rods in the retina. Night blindness is a classic finding from deficiency of vitamin A. Nyctanopia is also known as day sight, nocturnal amblyopia, nyctalopia....