Hypothalamic input to supraoptic neurons.
D000818:Animals; D002628:Chemoreceptor Cells / Q000502:physiology*; D000882:Haplorhini; D007031:Hypothalamus / Q000098:blood supply / Q000502:physiology*; D008032:Limbic System / Q000502:physiology; D009434:Neural Pathways / Q000502:physiology; D009489:Neurosecretion; D009830:Olfactory Bulb / Q000502:physiology; D009994:Osmolar Concentration; D013116:Spinal Cord / Q000502:physiology