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pyramidal system |
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pyramidal system [¦pir·ə¦mid·əl ′sis·təm] (anatomy) The corticospinal and corticobulbar tracts. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| The sensory cortex contributes to the corticospinal tract (28,29) and contributes to the excitability of the motor cortex. 5 times more corticospinal tract neurons near the lesion site as compared to controls. The most plausible hypothesis for the pathophysiological mechanisms underlying the development of GS involves the ipsilateral corticospinal tract of the irradiated limb and the relative effectiveness of the transcallosal connectivity from the opposite (affected) hemisphere that inhibits the ipsilateral fast-conducting corticospinal tract of the working (intact) hemisphere. |
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