title: Excitability changes in various types of visual cortical units in freely behaving cats.
mesh_terms: D000200:Action Potentials; D000818:Animals; D001143:Arousal; D001288:Attention; D001522:Behavior, Animal; D002415:Cats; D002540:Cerebral Cortex / Q000502:physiology; D004567:Electrodes, Implanted; D004569:Electroencephalography; D005071:Evoked Potentials; D005829:Geniculate Bodies / Q000502:physiology; D009475:Neurons, Afferent / Q000502:physiology; D011930:Reaction Time; D012146:Rest; D012894:Sleep Stages; D013997:Time Factors; D014793:Visual Cortex / Q000033:anatomy & histology / Q000502:physiology*; D014851:Wakefulness