336 



PEACTICAL HISTOLOGY. 



[XXX. 



of the column of Goll are remarkable for tlieir small size. Measure 

 the sizes. 



(i.) The anterior cornu, with large multipolar nerve-cells arranged 



FIG. 317. T.S. of Human Spinal Cord, Level of 

 Sixth Cervical Nerve. Prm. Middle cervical 

 process of the anterior cornu ; Til. Lateral 

 horn. 



FIG. 318. At the Level of the 

 Third Dorsal Nerve. 



in groups, chiefly in the anterior and lateral parts of the cornu. 

 Each cell has numerous processes, a spherical well-defined nucleus 

 with a membrane and a nucleolus (fig. 202). Owing to the method 



319. At the Twelfth 

 Dorsal Nerve. CCl. Clarke's 

 column. 



FlG. 320. Level of Fifth Lumbar 

 Nerve. m. Median group of 

 nerve-cells of anterior-cornu ; 

 Iv, Id, and c. Latero- ventral, 

 latero-dorsal, and central groups 

 of cells, x 5. 



of hardening, all the cells are somewhat retracted, each cell ap- 

 parently lying in a cavity. 



(j.) Trace medullated nerve-fibres across the white commissure 



