196 



Fig. 138. DIAGRAMS SHOWING THE AREAS OF CORTICAL DISTRIBUTION OF THE ANTERIOR, MIDDLE, AND 



POSTERIOR CEREBRAL ARTERIES RESPECTIVELY. (E. A. S.) 



A, lateral ; B, mesial aspect ; o, basal aspect. 



The area supplied by the middle cerebral frequently extends to the upper border of the hemisphere 

 in the region of the parietal lobe, and therefore somewhat further than is represented in A. 



