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The dura mater and cranial sinuses. 1, falx cerebri; 2, tentorium; 3, superior longitudinal sinus; 4, lateral sinus; 5, internal jugular vein; 6, torcular herophili; 7, inferior longitudinal sinus; 8, veins of galen; 9 and 10, superior and inferior petrosal sinus; 11, cavernous sinus; 12, circular sinus which connects the two cavernous sinuses together; 13, ophthalmic vein, from 15, the eyeball; 14, crista galli of themoid bone.

Dura Mater and Cranial Sinuses

The dura mater and cranial sinuses. 1, falx cerebri; 2, tentorium; 3, superior longitudinal sinus; 4,…