retinohypothalamic — adjective Of or pertaining to the retina and the hypothalamus; used especially of the retinohypothalamic tract, a photic input pathway involved in the circadian rhythms of mammals … Wiktionary
Melanopsin — Opsin 4 Identifiers Symbols OPN4; MGC142118; MOP External IDs OMIM: … Wikipedia
Blindness — This article is about the visual condition. For other uses, see Blindness (disambiguation). Blindness Classification and external resources A white cane, the international symbol of blindness ICD … Wikipedia
Suprachiasmatic nucleus — Infobox Brain Name = PAGENAME Latin = nucleus suprachiasmaticus GraySubject = GrayPage = Caption = Suprachiasmatic nucleus is SC , at center left, in blue. OC, in black, is optic chiasm. Caption2 = The left optic nerve and the optic tracts.… … Wikipedia
Mammalian eye — Eye Schematic diagram of the human eye … Wikipedia
Visual system — The visual system includes the eyes, the connecting pathways through to the visual cortex and other parts of the brain. The illustration shows the mammalian system. The visual system is the part of the central nervous system which enables… … Wikipedia
Brain — This article is about the brains of all types of animals, including humans. For information specific to the human brain, see Human brain. For other uses, see Brain (disambiguation). A chimpanzee brain The brain is … Wikipedia
Eye — For other uses, see Eye (disambiguation), Ocular (disambiguation), Ocular, and Oculus. For taxon specific articles, see human eye, simple eye in invertebrates, mollusc eye, and arthropod eye. Eye … Wikipedia
Ganglion cell — Infobox neuron neuron name = Ganglion cell image neuron = Gray624.png caption neuron = Various forms of nerve cells. A. Pyramidal cell. B. Small multipolar cell, in which the dendrites quickly divides into numerous branches. C. Small fusiform… … Wikipedia
Free-running sleep — experiments can involve any organism which sleeps. Freerunning sleep is sleep which is not adjusted, entrained, to the 24 hour cycle in nature nor to any artificial cycle. Such experiments are used in the study of circadian and other rhythms in… … Wikipedia