xxii LIST OF ILLUSTRATIONS. 



FIG. PAGE 



349. Diagram to show the connections of the olfactory organ with the 



hippocampal region (Elliot Smith) ..... 765 



350. Diagram of a frontal section through the brain of a new-born child, to 



show the course and destination of fibres from the optic thalamus to 



the cortex (Flechsig) . . . . . 768 



351. Diagrams to show the supposed division of the cerebral cortex into pro- 



jection and association areas. Modified from Flechsig . . . 770 



352. Diagram of the association fibres of the cerebral hemisphere . . 771 



353. to show the manner in which lesions of internuncial fibres 



may produce aphasia. Modified from Gowers .... 775 



354. Diagram of the -arrangement of segmental skin-fields in the hind-limb 



of the monkey . . . . . . . . 788 



355. Diagram showing arrangement of the root filaments of two spinal 



nerves (van Gehuchten) . . . . . . . 794 



356. Diagram of the different movements of the head and fore-limb (spinal 



at) caused by stimuli applied to the fore-paw and to the pinna 

 respectively ........ 822 



357. Diagram of irradiation of reflex movement in spinal cat . . . 824 



358. the predominant uncrossed flexor reflex of the hind-limb 

 inhibiting the crossed -extensor reflex ..... 840 



359. Scheme of the arrangement of the nerves and muscles of chief import- 



ance in- the knee-jerk . . . . . . 872 



360. Diagrams to show the situation of the chief nerve nuclei in the medulla 



oblongata and -pons near the floor of the fourth ventricle (Schafer) . 885 



361. Transverse section of the medulla oblongata somewhat above the middle 



of the olivary body (Schafer) - . . . . . . 889 



362. Transverse section of pons Varolii through the origin of the auditory 



nerve (Schafer) . . . . . . ". 892 



363. Posture assumed after removal of the right half of the cerebellum 



<Thomas) ... . . . . . . .896 



364. Foot-prints of a normal dog (Luciani) ..... 896 



365. Footprints of a dog ten days after ablation of the middle lobe of the 



.cerebellum (Luciani) . ... . . . . 897 



366. Gait after destruction of the vermis (Thomas) .... 898 



367. Pigeon after removal of the cerebellum (Dalton) .... . 899 



368. Map showing the relative distribution of the sensitivity to touch, 



-warmth, and cold in the palm of the hand (Goldscheider) . . 921 



369. Map of the skin distributions of the seventh, eighth, ninth, and tenth 



afferent nerve roots of the frog ...... 941 



370. Transverse sections of a nerve-twig supplying a portion of the vastus 



medialis muscle (knee-jerk muscle) of the cat . . . . 1007 



371. Diagram of ophthalmometer .... . . . . 1027 



372. Method of using ophthalmometer ...... 1027 



373. J} ?J to determine position of pupil . 1028 



374. Images observed in above method ...... 1028 



375. Determination of centre of rotation of eyeball (Donders) . . . 1030 



376. Diagram of ellipsoidal curvature of cornea (Landolt) . . . 1030 



377. To show imperfect centring of eye (Helmholtz) .... 1031 



378. Determination of angles a and y . . . . . . 1032 



379. Spectrum of visual purple and of visual yellow (Kiihne) . . 1046 



380. Bleaching action of spectral colours on visual purple (Kiihne) . . 1047 

 381-383. Retinal currents of . action (Steiner and Kiihne) . . . 1051 



384. Experiment on simultaneous contrast (Hering) . . \. 1060 



385. . . to illustrate colour contrast . . . . . 1065 



