|either one of the first pair of cranial nerves, supplying the mucous membrane of the nose|
olfactory nerve n.
Any of numerous olfactory filaments in the olfactory portion of the nasal mucosa that enter the olfactory bulb, where they terminate in synaptic contact with mitral cells, tufted cells, and granule cells. Also called first cranial nerve.
Either of the first pair of cranial nerves that carries sensory information relating to smell from the nose to the brain.