title: Cortical activation of pyramidal tract during the sleepwakefulness cycle.
mesh_terms: D000818:Animals; D001143:Arousal; D002415:Cats; D002540:Cerebral Cortex / Q000502:physiology*; D004569:Electroencephalography; D004576:Electromyography; D011712:Pyramidal Tracts / Q000502:physiology*; D012890:Sleep