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LABORATORY MANUAL OF HUMAN ANATOMY 

 FIG. 139. 



in 



-vm 



ncl 



Cerebrum, with a portion of the spinal cord, viewed from the ventral surface. On the right-hand side 



the ventral roots are cut off short and turned medialward. 



I, tractus olfactorius ; II, tractus opticus ; III, N. oculomotorius ; IV, N. trochlearis ; V, N. trige- 

 minus, portio major et portio minor; VI, N. abducens; VII, N. facialis ; Vir, N. intermedius; VIII, 

 N. acusticus ; IX, N. glossopharyngeus ; X, N. vagus ; XI, N. accessorius ; XII, N. hypoglossus ; nc I, 

 N. cervicalis primus. (After Rudinger and Henle, from A. Rauber's text-book.) 



Blood-vessels of Brain. (Vide Fig. 140.) 



Remove the arachnoidea encephali from the base of the cere- 

 brum and from the anterior surface of the rhombencephalon. 

 With scissors and forceps follow the blood-vessels, beginning at 



