VI 



CONTENTS. 



The Membranes of the Brain 1 197 



Tin- I Hir.i Mater 1 198 



The Pia Mater 



The Arachnoid 1203 



The Pacchionian B<><lk-s 1205 



The Blood-Vcs^eU <>f the I '.rain 1206 



Practical Considerations : The Brain and 



Its Membranes 1207 



Congenital Krrors of Development. . 1207 



Tin- Melinites 1208 



Cerebral I lemorrhage 1209 



Cerebral Localization 1210 



Cranio-Cerebral Topography 1214 



THE PERIPHERAL NKKVOIS SYS: 



THE CRANIAL NERVES 1220 



The Olfactory Nerve 1 220 



The Optic Nerve 1 223 



The Oculomotor Nerve 1225 



The Trochlear Nerve 1228 



The Trigeminal Nerve 1230 



The Gasserian Ganglion 1232 



The ( Ophthalmic Nerve and 



Branches 1233 



The Ciliary Ganglion 1236 



The Maxillary Nerve and 



Branches 1237 



The Spheno-Palatine Gang- 

 lion 1240 



The Mandibular Nerve and 



Branches 1242 



The Otic ( .an-lion 1246 



The Sobtnaxttlary Ganglion 1247 

 Practical Considerations : The Tri- 

 geminal Nerve 1 248 



The Abducent Nerve 1249 



The Facial Nerve 1250 



Practical Considerations 1254 



The Auditory Nerve 1256 



The Glosso-Pharyngeal Nerve 1260 



The Vagus or Pneumogastric Nerve 1265 



Practical Considerations 1272 



The Spinal Accessory Nerve 1274 



Practical Considerations 1275 



The Hypoglossal Nerve 1275 



Practical Considerations 1277 



THE SPINAL NERVES 1278 



The Posterior Primary Divisions 1279 



The Cervical Nerves 1281 



The Thoracic Nerves 



The Lumbar Nerves 1282 



The Coccygeal Nerve 



The Anterior Primary Divisions 1284 



The Cervical NYrves 1285 



The Cervical Plexus and Branches 1286 



The Phn-nic Nerve 1290 



Practical Considerations 1292 



The Brachial Plexus and Branches 1292 



The Kxternal Anterior Thorn ic 



Nerve 1297 



The Muscnlo Cutaneous Nerve 1298 



The Median Ner\e 1298 



The Brachial Plexus and Branches Continued 



Practical < 'onsiderations 1301 



The Internal Anterior Thoracic 



Nerve 1303 



The Lesser Internal Cutaneous 



Nerve 1303 



Tht- Internal Cutaneous N'-rve 1303 



The I'lnar Net \ e 1303 



Practical Considerations 1306 



The Subscapular Nerves 1306 



The Circumflex Nerves 1307 



Practical Considerations 1308 



The Musculo-Spiral Nerve 1308 



Practical Considerations 1374 



The Thoracic Nerves 1314 



:c,d ( 'oiisiderations 1318 



The Lumbar Plexus and Branches 1319 



The Ilio-Hvpogastrfc * 1320 



The Ilio-In^uinal Nerve 1321 



The < ieniti >-Crural Nerve 1322 



The Kxternal Cutaneous Nerve 1324 



The < ibturator N 1324 



The Accessory Obturator Nerve .. . 1324 

 The Anterior Crural Nerve 1327 



Practical Considerations: Lumbar Mexus 1330 



The Sacral Plexus and Branches 1331 



The Great Sciatic Nerve 1335 



TheLxtern.il Popliteal Nerve 1336 



The Anterior Tibial Net \v 1336 



The Musculo-Cntaneous 1338 



The Internal Popliteal Nerve 1339 



The Posterior Tibial ' 1342 



The Pudenda! Plexus and Branches 1345 



The Small Sciatic Nerve 1348 



The Pudic Nerve 1349 



The Coccypal I'l'-x'is 1352 



Practical Considerations : Sacral Plexus 1352 



THE SYMPATHETIC NKKVKS 1353 



General Constitution and Arrange- 

 ment 1355 



The Gangiiated Cord 1356 



Kami Communicantes 1356 



Cervico-Cephalic Portion of Gangiiated 



Cord 1358 



The Superior Cervical ( ianglion 1359 



The Middle Cervical (ianglion 1362 



The Inferior Cervical ( ianglion 1362 



Thoracic Portion of < ian.uliated Cord. . . . 1364 



The Splanchnii 1364 



Lumbar Portion of C.anuhatcd Cord. .. . 1366 



' Portion of Gangiiated Cord 1367 



The Plexuses of the Sympath. -tic Nerves 1367 



The Cardiac Pi- 1367 



The Solar Plexus 1368 



Subsidiary Plexuses 1369 



The Hvpogjastric Plexus 



Subsidiary !'! ... 1374 



Practical Consideratii S\ni|a- 



thet; 1375 



Development of the Peripheral Nerves. . 1375 



THE ORGANS OF SENSE. 



Tin SKIN. 



General Description . 

 Structure 



The n di 



Struiture . 



1381 



1394 



The Cutaneous ( ,l.ir 1397 



'.lands 1397 



The Sueat ('.lands 1398 



..prneut of the Skin and its Append- 



1400 



