olfactory nerve CN I

ol·fac·to·ry nerve [CN I]

(ōl-fak'tŏr-ē nĕrv) [TA]
Collective term denoting the numerous olfactory filaments: slender fascicles each composed of the thin, unmyelinated axons of 8-12 of the bipolar olfactory receptor cells in the olfactory portion of the nasal mucosa; the olfactory filaments pass through the cribriform plate of the ethmoid bone and enter the olfactory bulb, where they terminate in synaptic contact with mitral cells, tufted cells, and granule cells.
Synonym(s): nervi olfactorii [TA] , nervus olfactorius [CN I] [TA] , first cranial nerve [CN I].

ol·fac·to·ry nerve [CN I]

(ōl-fak'tŏr-ē nĕrv) [TA]
Collective term denoting numerous olfactory filaments.
Synonym(s): first cranial nerve [CN I], nervus olfactorii [CN I].