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On the left side a large bridging convolution crosses the middle of the fissure of Rolando.

The Parietal Lobe is also complex; its most anterior gyrus, named ascending parietal or post-central, ascends parallel to and immediately behind the fissure of Rolando.

More precisely, the motor area is a long, narrow strip of cortex, lying just forward of what is called the "central fissure" or "fissure of Rolando".

A scalp wound 3 inches in length ran transversely across the right parietal bone at the level of the lower third of the fissure of Rolando.

The region on both sides of the fissure of Rolando in Fig.