GRAY MATTER OF THE CORD. 



341 



Mid- cervical 

 Fasciculus gracilis 

 Fasciculus cuneatus 



Entry zone 

 Marginal tract 



(Post.) Cerebello- 

 spinal fasciculus 



Spino - thala- 

 mic tract 



Triangular tract 



Antero-lat. fascic 

 ulus proprius 



Medial longitudinal bundle 



Gelatinous substance 



Dorso-lateral 

 cells 



Ventro-lateral 

 cells 



Ventro-medial cells. 



Mid-thoracic 



Comma tract 



Lateral 'pyramidal 

 tract 



Rubro-spinal tract- -4 



Descending ant. 



cerebello-spinal 



fasciculus 



Antero-lat. fasciculus 

 proprius 



Gelatinous substance 



Nucleus dorsalis 

 (Clarki) 



Intermedio-lateral 

 cells 



Dorso-medial cells 



Ventro-medial cells 



Anterior pyramidal tract 



Anterior longitudinal bundle 



Fig. 102. Tracts of 'fibers -and columns^of cells, in the cervical and thoracic regions 

 o'f'the cord. Diagrammatic. (In part after Bruce and Cunningham.) 



