216 



INDEX AND GLOSSARY TO VOLUME III. PART I. 



Pyramidal nuclei, 57 



tract, 93, 100, 101, 163, 164, 172 



anterior or direct, 24, 31, 32, 45 

 of isthmus, 65 



lateral or crossed, 24, 31, 32, 51, 64 

 section of, 31 



QUADRATE lobule, 149, 151, 156 

 Quadrigeminal bodies, 38, 96, 104, 109, no, 



117, 119, 164, 195 

 Quadrilateral lobe of cerebellum, 74 

 Quadrumana, anterior occipital sulcus of, 152 



calcarine fissure of, 144 



intraparietal sulcus of, 150 



occipital lobe of, 151 



parieto-occipital fissure of, 143 



third frontal gyrus of, 148 

 See also MONKEY. 



RABBIT, pyramidal tract of, 25 



Racial variations in gyri and fissures, 161 



Randwindung (German, bordering convolution), 



Raphe (^cw/)^, seam) of bulb and pons, 59, 60 



of corpus callosum, 127 



of midbrain, 100 

 Raphe-root of fifth nerve, 62 

 Rat, pyramidal tract of, 25 

 Recess, lateral, 47, 48, 49, 188 



optic, 97 



pineal, 97 



suprapineal, 97 



Recti muscles of eye, innervation of, 99 

 Red nucleus, 103, 114 

 Reid, J., on brain-weight, 178 

 Reid, R. W., on relation between vertebral 



spines and nerve-origins, 3 

 Reil, island of, 133, 141, 145, 154, 164 

 Relative weight of encephalon to body, 178 - 

 Reptiles, pineal body of, 115 



posterior longitudinal bundle of, 103 



segmentation of spinal cord of, 16 

 Restiforrn (restis, rope) body, 44, 69, 85, 86 

 Reticular formation, 51, 52, 58, 60, 65, 100, 



ipi, 102, 103, 114, 164 

 Reticulated white substance, 167 

 Retina, 107, 118, 119 

 Retinal fibres, no 

 Retzius, on cisternse arachnoidales, 188 



on septum posticum, 188 

 Rhinencephalon (f>is, f>ivos, nose ; ^yKt(j>a.\ov, 



brain), 160, 161 



Ridge, connecting, of pyramid, 76 

 Rivi (streams) and rivuli, 188 

 Rolandic angle, 143 



gyrus, 143 



region of cortex, 136 

 Rokndo, fissure of, 143, 150, 154, 155 



funiculus of, 44, 52 



substantia gelatinosa of, 8, 10, 13, 44 

 cells in, 17 



tubercle of, 44, 52, 62 

 Roller on auditory nerve-roots, 56 

 Roof, ganglion of, 108 

 Roots, of auditory nerve, 56, 63 



of facial nerve, 63 



of filth nerve. See NERVE. 



olfactory, inner or mesial, 128, 156, 158, 



159, 1 60 

 middle, 160 

 outer or lateral, 156, 159, 160 



Roots continued. 



olfactory, upper or dorsal, 160 



of optic tract, 117 



of spinal nerves. See NERVE-ROOTS. 



of third nerve, 100 

 Rostral sulci, 149 



Rostrum (beak), of corpus callosum, 128 

 Rust-coloured layer of cerebellar cortex, 87 



SACHS on medullary centre of occipital lobe, 166 

 Sacral nucleus, 16 

 Sacro-coccygeal region of cord, 10 

 Sacro-lumbar nerves, effect of section of posterior 



roots, 27 



Sagittal sulcus of midbraiu, 104 

 Sala on fascia dentata, 173 

 Sandwich islanders, brain- weight of, 180 

 Schwalbe on falciform lobe, 155 

 on tsenia semicircularis, 131 

 Sclavonic races, brain-weight of, 180 

 Sclerosis (aK\rip6s, hard), 24 

 Second nerve. See NERVE, OPTIC. 

 Secondary degeneration of nerve-fibres, 24 

 Section, effects of, of fillet, 53 



of nerve-roots, dorsal and cer- 

 vical spinal.28 

 sacro - lumbar 



spinal, 27 

 sensory of fifth 



nerve, 53 



of pyramidal tract, 31 

 of spinal cord, 32 

 Segment of spinal cord, 3, 16 

 Semicircular fibres, 85 

 Semilunar lobe, inferior, 74, 77, 82 

 Sensory nuclei. See NUCLEUS OF FIFTH NERVE. 

 root of fifth nerve, 53 

 tract, direct. 163 

 Septa of cord, 7, 9, 12 

 Septum lucidum (clear partition), 122, 128, 129, 



155. 159 



posterior intermediate of cord, 7 



posticum of cord, 7, 188 

 Seventh nerve. See NERVE, FACIAL. 



nucleus of. Sen NUCLEUS, FACIAL. 

 Sexual differences in brain-weight, 178, 179, 180 



variations in gyri and sulci, 161 

 Sheath, perineural, 188 



peri vascular, 186, 187 

 Sherrington on degeneration after cortical lesions, 



32 



on outlying cells of cord, 1 7 

 Short association fibres, 165 



degenerations, 32 

 Siliqua (capsule) olivse, 45 

 Sims on brain- weight, 178 

 Singer on degenerations in spinal cord, 34 



on section of nerve-roots, 27 



on tracts of Burdach, 32 

 Siuus (hollow) lateral, 182, 184 



longitudinal, inferior, 182 



superior, 152, 182, 184, 191 



occipital, 183 



petrosal, superior, 183 



straight, 182, 184 

 Sinuses of dura mater, 182 

 Sixth nerve. See NERVE. 



nucleus of, 63 



Size of body, influence of, on convolutions, 162 

 Slender lobe, 74, 77 

 Smooth brains, 162 



