human_reference_atlas has part blood vessel endothelial cell Homo sapiens superior sagittal sinus https://upload.wikimedia.org/wikipedia/commons/b/bd/Gray488_blue.gif The superior sagittal sinus (also known as the superior longitudinal sinus), within a human cranium, is an area above/behind the brain, which allows blood veins to span the area, from the top of the head towards the back. It is believed that the cerebrospinal fluid drains through the arachnoid granulations into the dural venous sinuses of the superior sagittal sinus. [WP,unvetted]. superior sagittal sinus AS uberon FMA:50767 Wikipedia:Superior_sagittal_sinus SCTID:362075006 MA:0001867 EMAPA:18636 NCIT:C12515 UBERON:0001642 MESH:D054063 sinus sagittalis superior superior sagittal sinus UMLS:C0226859 sagittal sinus Sinus confluence