Primary events in odour detection.
D002462:Cell Membrane / Q000502:physiology; D004594:Electrophysiology; D006801:Humans; D008954:Models, Biological; D009812:Odorants; D009831:Olfactory Mucosa / Q000166:cytology / Q000502:physiology*; D011984:Sensory Receptor Cells / Q000502:physiology*