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Medical Dictionary Definitions A-Z List

Medical Dictionary Definitions A - Z - «N»:

  1. Neuroplasticity Neuroplasticity
    Neuroplasticity: The brain's ability to reorganize itself by forming new neural connections throughout life. Neuroplasticity allows the neurons (nerve cells) in the brain to compensate for injury and disease and to adjust their activities in response to new situations or to changes in their environm...
  2. Neuropsychologist Neuropsychologist
    Neuropsychologist: A psychologist who has completed special training in the neurobiological causes of brain disorders, and who specializes in diagnosing and treating these illnesses using a predominantly medical (as opposed to psychoanalytical) approach....
  3. Neuroradiologist Neuroradiologist
    Neuroradiologist: A radiologist who specializes in the use of radioactive substances, x-rays and scanning devices for the diagnosis and treatment of diseases of the nervous system. A neuroradiologist mat be concerned with the clinical imaging, therapy, and basic science of the central and periph...
  4. Neuroradiology Neuroradiology
    Neuroradiology: The field within radiology that specializes in the use of radioactive substances, x-rays and scanning devices for the diagnosis and treatment of diseases of the nervous system. Neuroradiology involves the clinical imaging, therapy, and basic science of the central and peripheral n...
  5. Neuroscience Neuroscience
    Neuroscience: The study of the brain and nervous system, including molecular neuroscience, cellular neuroscience, cognitive neuroscience, psychophysics, computational modeling and diseases of the nervous system. See also: Neuroscientist....
  6. Neuroscientist Neuroscientist
    Neuroscientist: A scientist who studies the nervous system, including the neural basis of behavior; parts of the nervous system such as the visual or auditory systems; the function of groups of neurons (nerve cells); what individual neurons do; what happens at the synapse; ion channels in a neuronal...
  7. Neurosis Neurosis
    Neurosis: A chronic disorder featuring irritability of the nervous system (nervousness) and characterized by anxiety and/or extreme behavior dedicated to avoid anxiety situations....
  8. Neurosis, hypochondriacal Neurosis, hypochondriacal
    Neurosis, hypochondriacal: See: Hypochondriasis....
  9. Neurosteroid Neurosteroid
    Neurosteroid: A brain steroid, a molecule structurally similar to cortisone, progesterone and the gonadal hormones. Neurosteroids play a role in controlling anxiety and depression. Antidepressant drugs known as selective serotonin reuptake inhibitors (SSRIs) increase the brain levels of neurosteroid...
  10. Neurosurgeon Neurosurgeon
    Neurosurgeon: A physician trained in surgery of the nervous system and who specializes in surgery on the brain and other parts of the nervous system. Sometimes called a "brain surgeon."...
  11. Neurosyphilis Neurosyphilis
    Neurosyphilis: Neurological complications in the third (tertiary) and final phase of syphilis, which involve the central nervous system and can include psychosis, pain, and loss of physical control over a variety of bodily functions....
  12. Neurosyphilis, tabes Neurosyphilis, tabes
    Neurosyphilis, tabes: Also known as tabes dorsalis, the slowly progressive degeneration of the spinal cord that occurs in the late (tertiary) phase of syphilis a decade or more after contracting the infection. Among the terrible features are lancinating lightning-like pain, ataxia (wobbliness), dete...
  13. Neurotheology Neurotheology
    Neurotheology: The search for the place(s) in the brain where religious beliefs originate. Neurotheology mixes terms and methods from science and religion in an attempt to confer the authority of science upon religion. For example, a SPECT scan-study of a small number of Tibetan Buddhists and Franci...
  14. Neurotoxic Neurotoxic
    Neurotoxic: Poisonous to nerves or nerve tissue. Mercury and lead are neurotoxic....
  15. Neurotoxin Neurotoxin
    Neurotoxin: A substance that causes damage to nerves or nerve tissue. For example, lead is a neurotoxin....