THE NERVOUS SYSTEM 



531 



OLFACTORY BULB- 



OCCIPITAL LOBE- 



SYMPATHETIC GANGLIA' 



RAMI COMMUNICANTE 



FROrvTTAL LDBE 



SYMPATKETIC TRUNK 



SPLANCHNIC NERVE- 



-TEMPORAL LOBE 



CEREBELLUM 

 1ST CERVICAL NERVE 



^ 



J BRACHIAL PLEXUS 



1ST THORACIC NERVE 



SPINAL GANGLION 



1ST LUMBAR NERVE 



;lumbar plexus 

 sacral nerve 



FILUM TERMINALE'' ' ' \COCCYGEAL NERVE 



Fig. 439. — The brain and spinal cord of man in ventral aspect shown in relation to 

 nerve roots and the chief autonomic ganglia. (Redrawn from Morris, after Allen 

 Thomson.) 



