[Circadian rhythms of various brain functions and their central mechanisms].
D000818:Animals; D001921:Brain / Q000502:physiology*; D002940:Circadian Rhythm; D005247:Feeding Behavior; D007031:Hypothalamus / Q000502:physiology; D009897:Optic Chiasm / Q000502:physiology; D051381:Rats; D012890:Sleep / Q000502:physiology; D013569:Synapses / Q000502:physiology