electrical stimulation

physiology

Learn about this topic in these articles:

alleviation of pain

effect on nervous system

  • Human nervous system
    In human nervous system: Functions of the human nervous system

    Electrical stimulation of a region of the nervous system generates nerve impulses in centers receiving input from the site of stimulation. This method, using microelectrodes, has been widely used in animal studies; however, the precise path followed by the artificially generated impulse may be difficult…

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  • Human nervous system
    In human nervous system: Cerebral hemispheres

    …which movements are produced by electrical stimulation are the insula and the surface of the temporal lobe. The insula is a region below the frontal and temporal lobes that, when stimulated, causes movements of the face, larynx, and neck. Stimulation of the anterior end of one temporal lobe causes movements…

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  • Human nervous system
    In human nervous system: Brain

    Electrical stimulation of the nucleus ceruleus, a small nucleus with widely ranging axons, and the nucleus raphe magnus, a nucleus in the central reticular formation of the medulla oblongata, inhibits input from noxious stimulation of the skin, and it also inhibits activities of dorsal-horn neurons…

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  • Human nervous system
    In human nervous system: Reward and punishment

    … and Peter Milner found that stimulation of certain regions of the brain of the rat acted as a reward in teaching the animals to run mazes and solve problems. The conclusion from such experiments is that stimulation gives the animals pleasure. The discovery has also been confirmed in humans. These…

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