LIST OF ILLUSTRATIONS 



FIQ. PAGE 



149. Diagram of a Typical Cell from the Grey Matter 



of the Spinal Cord. (Sherrington) 468 



150. Transverse Sections of half the Spinal Cord . . . 470 



151. A Nerve Cell from the Ganglion on the Posterior 



Root of a Spinal Nerve 471 



152. Diagram to illustrate Experin)ents in proof of the 



Functions of the Spinal Nerve-Roots and of the 

 Ganglion on the Posterior Root 473 



153. Arrangement of a Nerve and Galvanometer for 



Experiments on the Electrical Properties of a 

 Nerve 479 



154. Arrangement of Nerve, Muscle and Lever for 



determining the Velocity of a Nervous Impulse 481 



155. Diagram to show the Position of Tracts of Ascend- 



ing Degeneration in the White Matter of the 

 Spinal Cord at the Level of the Fifth Cervical 

 Nerve 491 



156. Diagram to show the Position of Tracts of 



Descending Degeneration in the White Matter 

 of the Spinal Cord at the same Level as in Fig. 

 155 .... 492 



157. Diagram to illustrate the Distribution of the 



Spinal Nerves and their Relationship to the 

 Ganglia of the S^'mpathetic Sj'stem .... 496 



158. Pale Non-meduUated Fibres from the Pneumo- 



gastric Nerve. (Ranvier) 497 



159. Side View of the Brain and Upper Part of the 



Spinal Cord 499 



160. The Base or Under-Surface of the Brain .... 501 



161. View of the Right Half of a Human Brain . . . 503 



162. Diagram of the Ventricles of the Brain 505 



163. Diagram of a Horizontal Section of the Brain. 



(After Hirschfeld and Leveille) ... 508 



164. Diagram to illustrate the Structure of the Super- 



ficial Grey Matter of the Cerebellum . . . 512 



165. Diagrammatic Figure to illustrate the Structure of 



a Typical Section of the Cerebral Cortex . , 514 



166. A Diagram illustrating the Superficial Origin of the 



Cranial Nerves 518 



