Afferent modulation of the excitability of pyramidal tract fibers.
D000161:Acoustic Stimulation; D000818:Animals; D002415:Cats; D002540:Cerebral Cortex / Q000502:physiology*; D004558:Electric Stimulation; D005071:Evoked Potentials; D005552:Forelimb; D008526:Medulla Oblongata / Q000502:physiology; D009475:Neurons, Afferent / Q000502:physiology; D010775:Photic Stimulation; D011712:Pyramidal Tracts / Q000502:physiology*; D013997:Time Factors