CONTENTS. 



xvi i 



PAOE 



Fissures of Cord .... 503 



Columns of Cord .... 508 



Structure of Cord .... 504 

 Mode of Arrangement of Gray and 



"White Matter . . . .504 

 White Matter of Cord. Structure . 504 

 Gray Substance of Cord. Struc- 

 ture 505 



The Central Canal . . . .506 



The Brain and its Membranes. 



Membranes of the Brain . . . . 507 



Dura Mater. 



Structure 507 



Arteries, Veins, Nerves .... 507 



Glandulae Pacchioni .... 507 



Processes of the Dura Mater . . . 508 



Falx Cerebri . . . .508 



Tentorium Cerebelli . . 508 



Falx Cerebelli . . ; 508 



Arach n oid Mem brane. 



Subarachnoid Space .... *509 



Crebro-spinal Fluid .... 509 



Pia Mater. 



Vessels 509 



THE BRAIN. 



Subdivision into Cerebrum, Cerebellum, 



Pons Varolii, Medulla Oblongata . 510 



Weight of Brain 510 



MEDULLA OBLONGATA. 



Anterior Pyramids 511 



Lateral Tract, and Olivary Body . . 511 



Restiform Bodies 511 



Posterior Pyramids 511 



Posterior Surface of Medulla Oblongata . .512 



Structure of Medulla Oblongata . . 512 



of Anterior Pyramid . . 512 



of Lateral Tract. . . .512 



of Olivary Body . . .512 



of Restiform Body . . . 513 



Septum of Medulla Oblongata . . . 513 



Gray Matter of Medulla Oblongata . . 513 



PONS VAROLII. 



Structure . 514 



Transverse Fibres 514 



Longitudinal Fibres ..... 514 



Septum 515 



/ 

 CEREBRUM. 



Upper Surface of Cerebrum . . . 515 



Convolutions and Sulci .... 515 



Base of the Brain ...... 517 



General Arrangement of the Parts com- 

 posing the Cerebrum .... 520 



Interior of the Cerebrum .... 520 



Corpus Callosum .... 521 



Lateral Ventricles .... 522 



Boundaries of, and Parts forming the 

 Lateral Ventricles . . . .523 



Septum Lucidum . . . .525 



Fornix ...... 525 



Velum Interpositum .... 526 



Thalami Optici 526 



Third Ventricle . . . .527 

 2 



Anterior, Middle, and Posterior Commis- 

 sures 528 



Gray Matter of Third Ventricle . . 528 



Pineal Gland 528 



Corpora Quadrigemina .... 529 



Valve of Vieussens 529 



Corpora Geniculata 529 



Structure of Cerebrum .... 529 



1. Diverging or Peduncular Fibres . 529 



2. Transverse Commissural Fibres . 530 



3. Longitudinal Commissural Fibres . 530 



CEREBELLUM. 



Its Position, Size, Weight, etc. . . 530 



Cerebellum, Upper Surface . . . 530 



Under Surface . . . 531 



Lobes of the Cerebellum .... 531 



Fourth Ventricle 532 



Boundaries of Ventricle .... 532 



Lining Membrane. Choroid Plexus . 532 



Gray Matter of Cerebellum . . . 532 



Structure of the Cerebellum . . . 533 



Its Lamina) ..... 533 



Corpus Dentatum .... 533 



Peduncles of Cerebellum . . . 533 



CRANIAL NERVES. 



Subdivision into Groups .... 535 



Nerves of Special Sense . . . 535 



of Common Sensation . . 535 



of Motion .... 535 



Mixed Nerves 535 



Olfactory Nerve ..... 535 



Optic Nerve 536 



Tracts 536 



Commissure 337 



Auditory Nerve 537 



Third Nerve 537 



Fourth Nerve 538 



Sixth Nerve 539 



Relations of the Orbital Nerves . . 539 



in the Cavernous Sinus . . . 540 



in the Sphenoidal Fissure . . . 540 



in the Orbit 540 



Facial Nerve ...... 540 



Branches of 541 



Ninth or Hypoglossal Nerve . . . 544 



Fifth Nerve 545 



Casserian Ganglion ..... 54G 



Ophthalmic Nerve 546 



Lachrymal, Frontal, and Nasal Branches 546 



Superior Maxillary Nerve . . . 547 



Inferior Maxillary Nerve .... 549 

 Auriculo-temporal, Gustatory, and In- 

 ferior Dental Branches . . . 550,551 



Ophthalmic Ganglion .... 5f>l 



Spheno-palatinc Ganglion ... . 552 



Otic Ganglion 554 



Submaxillary Ganglion .... 555 



Eighth Pair 555 



Glosso-pharyngeal .... 555 



Pneumogastric 557 



Spinal Accessory .... 560 



SPINAL NERVES. 



Roots of the Spinal Nerves . . . 561 



Origin of Anterior Roots . . . 561 



of Posterior Roots . . 561 



Ganglia of the Spinal Nerves . . . 562 



