336 



INDEX AND GLOSSARY 



Matter, gray (substantia grisea), 

 gray nervous tissue compose/I 

 chiefly of nerve-cells and un- 

 myelinated nerve-fibers, 108, 128 

 white (substantia alba), white ner- 

 vous tissue composed chiefly of 

 myelinated nerve-fibers, 108, 

 127, 128, 130 



Meatus, external auditory, 195 

 Medial (medialis), nearer the median 



plane; opposed to lateral. 

 Median (medianus), lying in the axis 

 or middle plane of the body or one 

 of its members. 

 Medius, intermediate between two 



other parts. 



Medulla oblongata (bulb), the Myel- 

 encephalon B. N. A. ; the older 

 and better usage includes the 

 whole of the Rhomb encephal- 

 on except the Cerebellum and 

 Pons, 110, 111, 112, 116-120, 

 121, 122, 143, 152, 154, 162, 

 232, 244, 246, 302, 303 

 reflexes of, 143, 148, 181, 234, 



235, 302, 303 



spinalis. See Spinal cord. 

 Medullary sheath. See Myelin 



sheath. 



tube. See Neural tube. 

 MEISSNER, corpuscle of, 82, 83 

 plexus of (submucous plexus), 53, 



241 

 Membrane, basilar, of spiral organ, 



197, 198 



of the brain. See Meninges. 

 limiting, of retina (membrana 

 limitans externa and internal. 

 207 

 mucous, nerves of, 90, 126, 146, 



21.-,, 232 

 nuclear, 99 



Sclmeiderian. See Epithelium, ol- 

 factory. 



teetoriaC 197 198, 199 



tympanic (drum membrane), 85, 



195, 190, 245, 249 

 vestibular (membrane of HKISS- 



NKH), 197 

 Memory, 295, 297, 304, 307 



associative, 32, 65, 242, 294, 295, 



307 



Menidia. nerves of. 148, 149, 200 

 spinal cord of, 150 



Meninges, the membranes of the 

 brain and spinal- cord, 38, 146, 250 

 MERKEL, corpuscle of, 81, 82, 83 

 Mesencephalon (midbrain), the Cor- 

 pora quadrigemina and cerebral 

 Peduncles, 62, 63, 116-119, 121, 

 122, 160, 161, 232 

 development of, 116, 119, 160 

 Metabolism, chemical changes in 



protoplasm, 96, 97, 99, 163 

 Metathalamus, the posterior part of 

 the Thalamus, comprising the me- 

 dial and lateral geniculate Bodies, 

 118, 121, 122, 163, 165, 167 

 Metencephalon (hindbrain), the an- 

 terior part of the Rhombenceph- 

 alon, including the Cerebellum, 

 Pons, and intervening part of the 

 Medulla oblongata, 117-119, 121 

 MI.YER, A., 49, 55, 293, 300 

 MEYER, MAX, 262 

 MEYNERT, commissure of. Sec 



Commissure, postoptic. 

 decussation of (fountain decussa- 

 tion, dorsal tegmental decussa- 

 tion), 161 

 fasciculus retroflexiis of. See 



Tract , habonulo-peduncular. 

 MICHKLSON, A. A., 71 

 Midbrain. See Mesencephalon. 



MlLLIKAN, R. A., 71 



Mind. See Consciousness. 



evolution of. See Psychogenesis. 



unconscious, 2%, 297 

 Molecular substance, Molecular 



layers, a name applied to the 



Neuropil. 



MOLHANT, M., 248 

 MONAKOW, C. VON, 171, 2S7, 293, 

 294, 300 



tract of. See Tract, rubro-spinal. 

 MONHO, foramen of. Sec, Foramen 



interventriculare. 

 Moon-eye, brain of, 302, 303 

 Morab,313. 314, 315 

 Mouct-Lis. S., 242, 248 

 Motor apparatus, 62, 63, 117, 120, 



154, 163, 180-182, 186, 192, 234, 



244,24(5. LM7. L'r.i, 279, 309 

 MOYKS. .1. M., 278 

 Mucous membrane, nerve endings in. 



See Membrane, mucous. 

 MiM.KH, fibers of, 205, 206 

 Multiple consciousness, 297 



