1732 



INDEX 



Spheno-palatine notch, 114 

 Spheno-parietal sinus, 1478 

 Sphenoidal air sinuses, 90 

 crest, 84 

 fissure, 88, 136 



structures passing through, 

 1162 

 process of palate bone, 113 

 turbinate or spongy bone, 90 

 Sphenoid bone, 82 



ossification of, 91 

 Sphenotic foramen, 148, 152 

 Sphenotics, 91 



Sphincter ani externus muscle, 612 

 intemus muscle, 875 

 pupillae muscle, 15 15 

 pylori muscle, 782, 786 

 vaginae muscle, 637 

 vesicae muscle, 865 

 Spigel, lobe of, 707 



tuber papillare of, 706 

 Spinal accessory nerve. See Cranial 

 Nerves 

 canal, 40 



arteries of, 13 31 

 cord, 1306 



arteries of, 1332 

 central canal of, 13 19 

 characters, external, of, 

 1 3 12 

 distinguishing, in differ- 

 ent regions, 1320 

 columns of, 13 14 

 commissures of, 1317, 1322 

 conus meduUaris of, 1312 

 development of , 1334 



ependymal zone, 1335 

 marginal zone, 1335 

 metamorphoses of pri- 

 mitive spinal 

 cord, 1336 

 lumen of neural 

 tube, 1336 

 myelospongium, 1334 

 neural fold, 1334 

 groove, 1334 

 plate, 1334 

 tube, 1334 

 neuroglia, 1335 



glia or spider cells, 



1335 

 neuroblasts, 1335 

 axons of cells, 13 35 

 dorsal or posterior roots, 



1323 



enlargements of, 1312 



filum terminale of, 13 13 



fissures of, 13 14 



furrow, posterior interme- 

 diate of, 1 315 



grey matter of, 131 7 



Spinal cord, grey matter of, cells di, 

 1320, 1322 

 substantia gelatinosa oi 

 Rolando, 1317, 1322 

 Gowers, intermediate pro- 

 cess of, 1 31 8 

 ground-bundle, anterior, of, 

 1329 

 lateral, of, 1331 

 ligament, central, of, 13 13 

 ligamenta denticulata of, 



1311 

 lymphatics of, 1334 

 marginal bundle, anterior, 



of, 1329 

 marginal bundle, posterior, 



of, 1327 

 meninges of , 1306 



arachnoid, 1309 

 dura mater, 1306 

 pia mater, 13 10 

 nerve-cells of, 1320 



of anteriorcornu, 1321 

 Clarke's column, 1322 

 intermedio-lateral cell- 

 column, 1321 

 posterior vesicular cell- 

 column, 1322 

 Stilling, dorsal nucleus 

 of, 1322 

 nerve-fibres of, course of, 



1323 

 processus reticularis of, 1 3 1 8 

 structure of, internal, 13 17 



minute, 1320 

 tracts of. See Tracts 

 veins of, 1333 



ventral or white commis- 

 sure, 1323 

 white matter of, 1319, 1323 

 ganglia, 1315, 1325 

 groove, 283 

 nerves, 13 15 



divisions, primary, of, 13 16 

 groups of, 1 3 15 

 origin of, 13 15 



relation of vertebrae to, 

 1316 

 posterior primary divisions 



of, 1066 

 roots of, 13 15 

 Spinalis dorsi muscle, 292 

 Spindle, 1599 

 Spine, genial, 117 



iliac, anterior and posterior, 



220, 222 

 nasal, anterior, 97, loi 

 of frontal, 67 

 posterior, iii 

 palatal, iii 

 peroneal, 258 



