noun
olfactory nerve
Anatomical term for the first cranial nerve, responsible for the sense of smell.
嗅神経は鼻の奥にある嗅上皮から脳へ匂いの情報を伝える。
The olfactory nerve transmits smell information from the olfactory epithelium deep in the nose to the brain.
Compound of 嗅 (kyū, 'smell') + 神経 (shinkei, 'nerve').