Lectures on localization in diseases of the brain, delivered at the Faculté de médecine, Paris, 1875 . ize, are called giant-cells. While these cells retain the pyramidal form commonto the cellular nerve-elements of these Regions, they differnot only in dimensions, but also by the distinctness of theirnerve-prolongations and by the development of their proto- ? Voir aussi Henle, Nervenlehre, etc, Figs. 162, 163 A, 163 B. 26 DISEASES OF THE BRAIN. plasmic prolongations. This last trait permits their compari-son with the motor nerve-cells of the anterior cornua of thespinal cord. The regions o
Lectures on localization in diseases of the brain, delivered at the Faculté de médecine, Paris, 1875 . ize, are called giant-cells. While these cells retain the pyramidal form commonto the cellular nerve-elements of these Regions, they differnot only in dimensions, but also by the distinctness of theirnerve-prolongations and by the development of their proto- ? Voir aussi Henle, Nervenlehre, etc, Figs. 162, 163 A, 163 B. 26 DISEASES OF THE BRAIN. plasmic prolongations. This last trait permits their compari-son with the motor nerve-cells of the anterior cornua of thespinal cord. The regions of this important peculiarity are the centralregions of the external surface of the hemisphere, to wit:the ascending frontal convolution, the ascending parietal con-volution, especially at their superior parts, and finally in alittle lobule situated upon the internal face of the hemisphere,until recently unnamed, and which Betz has proposed to callCne. paracentral lobule. (Fig. 6.) Suptextrnnity of fiss. t£ RolancJo,Transverse furrow of paracentral lobttle/ Crsl•frontal coniroluliori. . , ,- — I cuneiform uvrxzs. uncmalu^ . ? 1 . A • ? i i i I I ... i ; Occipitallobe. tor^)arfionofCrus Ceretn /Caidty of .lateral verilride •UuKaMflfiXusl Fig, 6.—Internal surface of right hemisphere of a human ) (Drawn from I would remind you that the existence of the giant-cells inthe gray matter, and their localization in the regions aboveindicated, were discovered by Betz and Mierzejewski. Theresults obtained by these authors have recently been con- Respecting the topography of the median face of the cerebrum, consult of Fovilles Atlas, and Fig. 4 of Eckers work. NORMAL STRUCTURE OF THE CONVOLUTIONS. 2/ firmed by J. Batty Tuke in his lectures at Edinburgh.^ Ihave myself also verified the same. I again remind you that the regions remarkable for thispeculiarity of structure are precisely those where, in themonkey, accord
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