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: Surgery
[{'content': 'Site of bleeding in Gastro-esophageal varices: \nSelect and explain. \nA. Sho Gastric veins, B. Right Gastric veins, C. Left Gastric veins, D. All', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans is A (Sho Gastric veins), B (Right Gastric veins), & C (Left Gastric veins) "Varices in the distal esophagus and proximal stomach are a component of the collateral network that dives high-pressure poal venous flow through the left and right gastric veins and the sho gastric veins to the azygous system."- Sabiston 18/e p1529', 'role': 'assistant'}]