~400 functional olfactory receptors (GPCR) in humans; Buck & Axel 1991. Combinatorial coding: each odorant activates multiple receptors. Olfactory bulb → piriform cortex.
~400 functional olfactory receptors (GPCR) in humans; Buck & Axel 1991. Combinatorial coding: each odorant activates multiple receptors. Olfactory bulb → piriform cortex.