title: Periodicities in the rate of on-demand electrical stimulation of the mesencephalic reticular formation to maintain wakefulness.
mesh_terms: D000818:Animals; D002415:Cats; D002540:Cerebral Cortex / Q000502:physiology; D002940:Circadian Rhythm; D004558:Electric Stimulation; D008297:Male; D008636:Mesencephalon / Q000502:physiology; D010507:Periodicity; D012154:Reticular Formation / Q000502:physiology*; D012890:Sleep / Q000502:physiology; D012892:Sleep Deprivation; D012895:Sleep, REM / Q000502:physiology; D013997:Time Factors; D014851:Wakefulness / Q000502:physiology*