THE ORGANS 



Vvm 



Fig. .■^40, — Section through the Hindbrain at the Level of the Junction of Pons and 

 Cerebellum and the Entrance of the Vestibular Part of the Eighth Nerve. Weigert 

 preparation. (Marburg.) Va, Radix spinalis trigemini (spinal root of the fifth); VI, 

 nervus abducens (external eye muscle nerve); Vila, pars nuclearis nervi facialis (pars 

 prima, crus of origin or ascending facial root); VIII, nervus acusticus (eighth, vestibular 

 part); 5Po, brachium pontis (middle cerebellar peduncle); i?rr;, brachium conjunctivum 

 (superior cerebellar peduncle) ;ciJ, fasciculus tegmenti centralis; C/'ft, corpus pontobulbare 

 (Essick) ; Crj/I, corpus restiforme; Dca, decussatio cerebelli anterior; iPec/, declive; Enib, 

 embolus (nucleus emboliformis);/c Po, fibrje pontocerebellares; Ffb, fasciculus fastigio- 

 bulbaris (uncinate bundle of Russell); //,?/, pedunculus flocculi; glob, nucleus globosus; 

 Lm, Lemniscus medialis (mesial fillet tract); XVII, nucleus facialis (motor nucleus 

 of facial nerve); NaB, nucleus angularis, or superior, vestibularis (Bechterew); ?\'dt, 

 nucleus dentatus cerebelli; Nod, nodulus cerebelli; Nos, nucleus olivaris superior; 

 Nrl, nucleus reticularis lateralis (nucleus of the lateral column); Nrtg, nucleus 

 reticularis tegmenti; Nt, nucleus tecti (nucleus fastigii); Nvm, nucleus vestibularis 

 magnocellulaiis or lateralis (Deiters) (large-celled nucleus of vestibular nerve); Plchl, 

 plexus chorioideus lateralis; Fo, pons;Pv, pyramid;5/n", stratum intermedium (pedunculi); 

 Tr, corpus trapezoides; vIV, ventriculus quartus; vNdt, vellus nuclei dentati cerebelli 

 (fleece of the cerebellar olive)- 



