()!' Till: /'O.VS 



Ml 



the medulla oblongata immediately below, exclusive of the pyramids. In addition, 

 this region contains the su|>erinr olivary nucleus and the corpus trape/.oideum. The 

 significance of these structures and their relation to the nucleus of termination of the 



I'll,. ()():!. DlUMtAM OK THANSVKKXK SK,( ' IK ).V O K I.NKKItlOK P.UIT OK 1'llVS. (Sell U albe.) 



The ri'stil'onu body, not included, occupies the curved space lateral to the nucleus of 



"/' 1. 1 1 I.I/. .\/.7;ri;' 



alar nerve. 



NUCLEUS <>/ .U,lirri:.\s 



IIKXI i:\in\i: 



HOOT ,,! 

 FACIAL M:I:\ /: 



CORPI'8 

 TRAPE- 



7.01H I I \l 



/..I 7V.7.M/. NUCLEUS OF 

 7WTIUUL I// \r.KYK 



tii'.Ti' ri. u: 

 /ni: M.I no.\ 



NUCLEUS or 

 FACIAL \Kliri-: 



.v/v.v.i/. n: U y 



III //./(,/..!/- 



IJfUS 



1:00 r 01 t/:s- 

 I.AI; 



f- SUPERIOR 



m o/./i'A- 



ROOT OF ABDl-CKXS 



COA'TIffUA TlOff OF 

 PYRAMIDS 



cochlear nerve is shown in fig. 601. In this region the lemniscus (fillet) changes from 

 the vertical to the horizontal arrangement, and its lateral edges are becoming drawn 

 outwards to form the lateral lemniscus of the regions superior to this. The medial 



Fio. 604. DIAGRAM OF TRANSVERSE SECTION THROUGH UPPER PART OP PONS. (Schwalbe.) 



MJ;SI-:\I '/:///. i i.ic HOOT 



KITKIUHK MKIH'LLARY \'EI.l'.M L1X<!1'I.A CKREUELLI OF ' 



Hi: K'llir.M 

 CONJUNCTIVUM 



M. r.n.\/;irri>f.\.if, 

 FASCICULUS 

 LSMNISCUS 



RKTirr/.AR 



I iil.'M I Tln\ 

 LEMXJSCUS 



TRIOEM1XCS 

 PYRAMID. { 1. 



longitudinal fasciculus, left alone by the change in the arrangement of the lemniscus. 



maintains its dorsal position throughout the pons and into the mesencephalon above. 



The restiform body acquires in this inferior region a more dorso-lateral position 



than in the medulla below. Its fibres are beginning to turn-upwards in their course 



