

Fig. 1 . Figurine map s 

 The figure illuslrates in 

 eleclrode tracts in a single experir 

 in which the depicted activity w; 

 figure, mm below standard rcferen- 



>■ > 100 /(V (from incisors) ; ♦■ > 25 ^V 



on drawing. G, gustatory responses; T, thermal responses. CR, resti 

 nucleus ; FS, solitary tract ; MVN, medial vestibular nucleus ; 



wing body, gustatory, and tongue-thermal representations in the medulla, 2-9 min rostral to the obex. 



)ss-scclion the variation in peripheral fields and response magnitudes which appeared in several parallel 



experiment. The insets are traced from photomicrographs and show precisely the regions of the medulla 



■■•^i^orded (see text). Numerals at lop of figure, mm lateral lo midline ; numerals at side of 



Magnitude of evoked responses: ^■> 100/iV;«ji! > 25 /tV and <100/<V; a=i<25/iV; 



< lOO^V ; >. < 25/1 v., i, responses continue to region not visible 



body; CT, trapezoid body; CVN, descending vestibular 

 NA, nucleus ambiguus ; NC, cuneate nucleus ; NCE, 



external cuneate nucleus ; NRL. lateral reticular nucleus ; NFS, nucleus of the solitary tract ; NG, gracile nucleus ; N V INT, 

 nucleus inlerpolaris of the spinal trigeminal complex; N V O, nucleus oralis of the spinal trigeminal complex ; N Vlir, dorsal 

 cochlear nucleus ; N VII, X, XH, motor nucleus of the seventh, tenth, and twelfth cranial nerves, respectively ; 01, inferior 

 olivary complex ; OS, superior olivary complex ; PYR, pyramids ; RF, dorso-laleral reticular zone of Torvik ; TR S V, 

 spinal tract of the trigeminal nerve. 



