48 



LABORATORY OUTLINE OF NEUROLOGY 



see: Brookover ('14) and ('17) ; Huber and Guild ('13) ; Johnston 

 ('13) and ('14); McCotter ('13). On the relation of a special 

 part of the olfactory nerve to the vomeronasal organ (Jacobson's 

 organ) see McCotter ('12) and ('17). 





Bulbus olfactorius 





tr. olf. med. 



\f 



tr. olf. intermed. 



\ 



tr. olf. lat. 





chiasma opticum 





infxindibulum 





tuber cinereum 





c. mam. 



4- i 



n.III 



~2i _ 



D.IV 



n.V 



~~ - — 



n.VI 



— - 



n. VII 



. "— - 



n. VIII 



— ~= 



n. IX and X 





n.XI 



\ 



Fig. 8. — The brain of the sheep seen from the ventral side. Slightly 

 reduced, c.mam., corpus mamillare; c.trap., corpus trapezoideum; d.b.B., 

 diagonal band of Broca; lob.pir., lobus piriformis; n.III to n.XI I, cranial 

 nerves; nuc.olf.lat., nucleus olfactorius lateralis; ped.cer., pedunculus cer- 

 ebri; tr.olf.intermtil., tractus olfactorius intermedius; tr. olf. lot., tractus olf ac- 

 torius lateralis; tr.olf.tmd., tractus olfactorius medialis; tr.ped.tr., tractus 

 peduncularis transversus; tuberc.olf., tuberculum olfactorium (intermediate 

 olfactory nucleus, part of the anterior perforated space). 



48. Brain stem and cortex. — Observe the relations of the cere- 

 bral cortex (which makes up the greater part of the cerebral 

 hemispheres) and the cerebellum. With a scalpel cut off a slice 

 about 1 cm. thick from the posterior pole of the left cerebral 



