Abbreviations
(1-5) cerebellar lobes
(4V) fourth ventricle 
(7n) facial nerve
(8cn) cochlear root vestibuloch nerve 
(8vn) vestibul 
(F1) flocculus 
(LVPO) lateralventral periolivary nucleus 
(MVPO) medialventral periolivary nucleus 
(PDTg) posterodorsal termental nucleus 
(RPa) Raphe Pallidus nucleus 
(scp) superior cerebellar peduncle 
(Sp5O) spinal trigeminal nucleus 
(vca) ventral coclear nucleus