FASCICULI OR TRACTS IN WHITE MATTER OF SPINAL CORD 585 



Funiculus lateralis. 



Fasciculus cerebello-spinalis, direct cerebellar (ascending). 

 Fasciculus antero-lateralis super ficialis, tract of Gowers (ascending). 

 Fasciculus cerebro-spinalis lateralis, crossed pyramidal tract 

 (descending). 



Radix anterior 

 Fasciculus cerebrospinalis lateralis fpyramidalis lateralisj 4 



Anterior root fibre 



Bundle to anterior funtculus from the formatio reticularis _ 



Fasciculus cerebrospinalis anterior 



[pyramidalis anterior*] 



\ 



Bundle to anterior funiculus , 

 from the fprmatio reticularis \ 



Substantia grisea. 



Fasciculus 



anterolateral.is supcr- 



ftcialis [Gowersi] and 



(ascending) bundle from 



anterior funiculus to the 



formatio reticularis 



Substantia alba 



Bundte to lateral 

 funiculus from Betters' 

 nucleus and from "tho 

 red nucleus . 



Fasciculus cferebro 

 splnalis lateralis 

 lateral! 



Nervus spinalis 



y Ganglion spinal e 



Cells of tho spinal ganglion 

 Fasciculus cerebellospinali* 

 ^ Secondary reflex path 



f Radix posterior 



Collateral 



to the posterior horn 



Secondary path of 



posterior funiculus 



. fijescending posterior 



root fibre 

 Primary reflex -path 



Ascending posterior 

 root fibre 



''.-> Secondary reflex patU 



.Descending posterior 

 root fibre 



Posterior foot fibre 



Sulcus medianus 

 posterior 



Posterior root fibre 



"FiG. 363. Reconstruction of a Segment of the Spinal Cord Representing Both a Trans- 

 verse and Longitudinal Section. (Held, from Spalteholz's Anatomy.) 



Fasciculus lateralis proprius, lateral ground bundles (ascending 

 and descending). 



Funiculus anterior. 



Fasciculus cerebro-spinalis anterior, direct pyramidal tract (de- 

 scending). 



Fasciculus anterior proprius, anterior ground bundles (ascending 

 and descending). 



