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 . )le. SUMMARY OF CEREBRO-SPINAL ARCHITECTURE. 97 A DIAGRAIviMATIC SUMMARY Qf^ SOME OF THE PRINCIPAL FEATURESOF CEREBRAT AND SPINAL ARCHITECTURE. I have endeavored, as a sequel to my previous remarks, to representin a schematic way the mutual relations of the encephalic and spinalcentres, and to show the mechanism by which various phenomena ob-served during life may be explained. Let us examine different partsof the diagram sepa
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 . )le. SUMMARY OF CEREBRO-SPINAL ARCHITECTURE. 97 A DIAGRAIviMATIC SUMMARY Qf^ SOME OF THE PRINCIPAL FEATURESOF CEREBRAT AND SPINAL ARCHITECTURE. I have endeavored, as a sequel to my previous remarks, to representin a schematic way the mutual relations of the encephalic and spinalcentres, and to show the mechanism by which various phenomena ob-served during life may be explained. Let us examine different partsof the diagram separately. CeKaaium. MOTOR-OCU LI AND Optic Nerves ) Sp/nal Cord Fig. 35.—A Schematic Representation of the Cerebral and Spinal Centres andTHEIR Communications. J/, J/, J/, M, motor centres; S, S, S, S, sensorycentres; C. 6., corpus striatum ; O. 7!,optic thalamus; A. C, anterior cornua ; P. C, pos-terior cornua. The arrows indicate the direction of the currents. The will furtherexplain the significance of the diagram. THE CEREBRAL HEMISPHERES. 1. The circles {M) represent the motor and psi/chic centres of theconvolutions; the circles (S) represent the sensory centres of the lines in the diagram which connect these centres with the basalganglia are the fibres of conduction to and from the cells of the gra}matter of the convolutions (cerebral cortex). These fibres are the so-called peduncular, radiating, and converging fibres of different 7 98 LECTURES ON NERVOUS DISEASES. authors. Taken as a wliolc, tliey constitute the so-called coronaradiata. The fibres of both the internal and exte
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