Anatomy The arachnoid villi allow cerebrospinal fluid to pass between which two of the following spaces? A Choroid plexus and subdural space B Subarachnoid space and superior sagittal sinus C Subdural space and cavernous sinus D Superior sagittal sinus and jugular vein 💡 Explanation The arachnoid villi allow cerebrospinal fluid to pass between which two of the following spaces? ✓ Correct Answer: B. Subarachnoid space and superior sagittal sinus