This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Anatomy
Deoxygenated blood from the transverse sinus drains into the _______. 
Select and explain. 
A. Inferior sagittal sinus, B. Confluence of sinuses, C. Sigmoid sinus, D. Straight sinus
C: Sigmoid sinus
Answer: C: Sigmoid sinus 
Explanation: Deoxygenated blood from the transverse sinus drains to the sigmoid sinus, which empties into the internal jugular veins. The transverse sinuses receive blood from the confluence of sinuses, which is located in the posterior cranium.