New research shows that people who have lost their sense of smell or anosmia is more likely to die in five years than those with a healthy sense of smell. ~ diffuse EO's ~ prior to surgery, Bergamot ~ dental office anxiety, Orange & Lavender ~ nausea & vomiting, Peppermint, Ginger, Spearmint & Lavender (found to help post operative nausea also).
The olfactory system where your sense of smell comes from (not mine, because my olfactory system is purely aesthetic since I suffer from anosmia or a lack of smell) and your optic nerve. The Optic chiasm is clearly fisible as well. In case it isn't clear, this is looking up at the bottom of the brain and the person's eyes would be at the top of the image.