318 



INDEX AND GLOSSARY 



Apoplexy, 293 

 Apperception, 249, 296, 308 

 Appetite, 240 



Aqueduct of Sylvius (iter, optoccele, 

 mesoccele), the ventricle of the 

 midbrain, 62, 121, 158, 160, 161 

 Arachnoid, the middle brain mem- 

 brane, 38 



Arbor vitae, the tree-like appear- 

 ance of the white matter of the 

 cerebellum in section, 190 

 Archipallium, the olfactory cerebral 

 cortex, including the Hippocam- 

 pus and the Gyrus hippocampi 

 (in part), 217, 221, 222, 273, 284, 

 288, 306 



Area, acoustic. See Area, acoustico- 

 lateral, Nucleus, cochlear, and 

 Nucleus, vestibular. 

 acoustico-lateral (in fishes = tuber- 

 culum acusticum), 111, 112, 

 123, 143, 149, 152, 187, 200 

 cortical, as used in this Index is 

 a part of the cerebral cortex 

 which can be differentiated from 

 its neighbors structurally by the 

 arrangement of its cells and 

 fibers (sometimes termed field); 

 cf. Center, cortical, 273, 277, 

 287, 288 



cutaneous, 111, 112, 123, 157 

 general somatic sensory. See Area, 



cutaneous. 



olfactoria, the region containing 

 the secondary olfactory centers, 

 divided into anterior, medial, 

 intermediate and lateral olfac- 

 tory Nuclei, 165, 167, 215, 217, 

 218, 219, 221, 306 

 parolfactoria of Broca (gyrus ol- 

 factorius medialis of RETZITJS), 

 a portion of the medial Area ol- 

 factoria immediately in front of 

 the Gyrus subcallosus, 119 

 perforata. See Substantia per- 



forata. 



somatic, a small region in the fish 

 brain from which the Neopal- 

 lium and Corpus striatum were 

 developed, 111, 112, 123 

 striata, that part of the occipital 

 lobe of the cerebral cortex con- 

 taining the Line of Gennari; the 

 visual center, 268, 284 



Area, visceral. See also Lobe, vis- 

 ceral, 111, 112, 123, 148, 149, 152, 

 153, 157, 237, 239, 240, 246, 303. 



Arteries, nerves of. See Vasomotor 

 apparatus. 



Articulates, behavior of, 33 



Association, correlation involving a 

 high degree of modifiability and 

 also consciousness, 35, 64, 104, 

 242, 258, 279, 290, 292, 295, 296, 

 307 



Association center. See Center, 



association, 

 fibers. See Fiber, association, and 



Tract, association, 

 of ideas, 295 

 pattern, 291 

 time of, 98 



Asthma, 238 



Ataxia, loss of the power of muscular 

 coordination, 137, 138 



Atropin, 231 



Attention, 103, 104 



Auditory apparatus, 60, 62, 63, 70, 

 85, 145, 147, 150, 157, 160, 163- 

 167, 170, 195-203 



Auditory reaction time, 98 



AUERBACH, plexus of (myenteric 

 plexus), 241 



Aula, the anterior end of the third 

 ventricle where it communicates 

 with the lateral ventricles by way 

 of the interventricular Foramina. 



Auricle, of external ear, 195 



Automatisms, acquired, 35, 57, 286, 

 301, 309 



Avalanche conduction. See Conduc- 

 tion, avalanche. 



Axis-cylinder, the central protoplas- 

 mic strand of a nerve-fiber; part 

 of the Axon, 39 



Axon (axis-cylinder process, neurite, 

 neuraxon, neuraxis), a process of 

 a Neuron which conducts impulses 

 away from the cell body, 39, 40, 

 44, 45, 47 



Axon hillock, the point of origin of an 

 axon from the cell body, 40, 41, 46 



Axone. See Axon. 



Back-stroke, the influence which a 

 peripheral organ of response exerts 

 back upon the center from which 



