title: Spatial representation of nerve fibres in the mastoid portion.
mesh_terms: D000818:Animals; D004285:Dogs; D004432:Ear, Middle; D005152:Facial Muscles; D005154:Facial Nerve / Q000033:anatomy & histology* / Q000601:surgery; D005260:Female; D006801:Humans; D008297:Male; D008416:Mastoid; D008875:Middle Aged; D009412:Nerve Fibers / Q000033:anatomy & histology*; D013035:Spasm / Q000601:surgery