Neural networks for vertebrate locomotion
Neural networks for vertebrate locomotion
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DOI:
10.1038/scientificamerican0196-64
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发表时间:
1996-01-01
影响因子:
3
通讯作者:
Grillner, S
中科院分区:
文献类型:
--
作者:
Grillner, S
LOCOMOTION for humans, like all vertebrate animals, is orchestrated by the central nervous system. Specialized neural circuits in the forebrain (red) select among an array of… motor programs by activating speci ‘c parts of the brain stem (blue). The brain stem in turn initiates locomotion and controls the speed of these movements by exciting neural networks (called central pattern generators) located within the spinal cord (purple). These local networks contain the necessary control circuitry to start and stop the muscular contractions involved in locomotion at the appropriate times. Networks of neurons in the brain stem also control breathing, chewing, swallowing, eye movements and other frequently repeated motor patterns.