Figure 1From: Human arachnoid granulations Part I: a technique for quantifying area and distribution on the superior surface of the cerebral cortexA. Image of human brain with dura removed. The AGs are visible on the brain surface as whitish lobules. B. Image of inside of the dura from a human brain with the superior sagittal sinus splayed open. No AGs are visible in the superior sagittal sinus.Back to article page