The visual connection: enter nucleus suprachiasmaticus.
D000818:Animals; D001370:Axonal Transport; D005260:Female; D006801:Humans; D007031:Hypothalamus / Q000166:cytology*; D008322:Mammals; D009434:Neural Pathways / Q000166:cytology; D009897:Optic Chiasm / Q000166:cytology* / Q000502:physiology; D051381:Rats; D012160:Retina / Q000166:cytology*