Lectures on nervous diseases from the standpoint of cerebral and spinal localization, and the later methods employed in the diagnosis and treatment of these affections . owth and development of some special region of thebody, acting in harmony with its fellows. Luys, who has carefully in-vestigated the structure of these minute bodies, says of them : Imagina- *I apply the term corpus striatum througliout this work to its two halves (thecaudate and lenticular nuclei, Fig. 6) collectively. Many of the German authorities em-ploy it as synonymous with the caudate nucleus alone. THE BRAIN CELLS. 7


Lectures on nervous diseases from the standpoint of cerebral and spinal localization, and the later methods employed in the diagnosis and treatment of these affections . owth and development of some special region of thebody, acting in harmony with its fellows. Luys, who has carefully in-vestigated the structure of these minute bodies, says of them : Imagina- *I apply the term corpus striatum througliout this work to its two halves (thecaudate and lenticular nuclei, Fig. 6) collectively. Many of the German authorities em-ploy it as synonymous with the caudate nucleus alone. THE BRAIN CELLS. 7 tion is confounded when we penetrnte into this world of the infinitelylittle, where we find the same infinite divisions of matter that so vividlyimpress ns in the study of the sidereal world; and when we thus beholdthe m3sterious details of the organization of an anatomical element, whichonly reveal themselves when magnified seven hundred to eight hundreddiameters, and think that this same anatomical element repeats itself athousandfold throughout the whole thickness of the cerebral cortex, wecannot help being seized with admiration, especially when we think that. Fig 2.—Cortical Cell of the Deeper Zones at about Eight Hundred Diameters. (AfterLuys.) A section of the cell is made through its greater axis, its interior texture being thuslaid bare. A, represents the superior prolongation radiating from the mass of the nucleusitself. B, lateral and posterior prolongations. C, spongy areolar substance, into which thestructure of the cell itself is resolved. I), the nucleus itself, which seems only to be a thick-ening of this areolar stroma; it sometimes has a radiated arrangement. E, the brightnucleolus, which is itself decomposable into secondary filaments. The colors are only em-ployed to aid in recognizing the various parts of the cell. each of these little organs has its autonomy, its individuality, its minuteorganic sensibility, that it is united with its fellows, that it pa


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