THE NERVOUS SYSTEM. 



307 



CORTEX OF THE 

 SENSORY MOTOR AREA 



CORONA RADIATA 



INTERNAL CAPSULE 



FOURTH NERVE 



PONS 



MEDULLA 



DECUSSATION OF PYRAMIDS 



ANTERIOR PYRAMIDAL TRACT 



ANTERIOR COMMISSURE 



6PINAL CORD 



CAUDATE NUCLEUS 

 OPTIC THAIAMUS 



LENTICULAK NUCLEUS 



THIRD NERVTC 



IE NERVE 



SIXTH NERVE 

 SEVENTH NERVE 



NTNTrt NERVE 

 TENTH NERVE 

 ELEVENTH NERVE 

 TWELFTH. NERVE 



LATERAL PYRAMIDAL TRACT 



ANTERIOR NERVE ROOT 



FIG. 140. 



Diagram of motor tracts from brain to spinal cord (original). 



