Sense of smell - Wikipedia
https://en.wikipedia.org/wiki/Sense_of_smell
OverviewHistory of studyFunctionGeneticsVariability amongst vertebratesPhysiological basis in vertebratesIn insectsIn plantsThe sense of smell, or olfaction, is the special sense through which smells (or odors) are perceived. The sense of smell has many functions, including detecting desirable foods, hazards, and pheromones, and plays a role in taste. In humans, it occurs when an odor binds to a receptor within the nasal cavity, transmitting a signal through the olfactory system. Glomeruli aggregate signals f…
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