This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Blood Vessels of Abdomen and Pelvis, Subject name: Anatomy
[{'content': 'Right adrenal vein drains into: \nSelect and explain. \nA. Right renal vein, B. Right lumbar vein, C. Inferior venecava, D. Superior venecava', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans: c) IVC Venous drainageRight suprarenal vein- I VCLeft suprarenal vein - Left renal veinArterial supplyArtervbranch ofSuperior suprarenal arteryMiddle suprarenal arteryInferior suprarenal arteryInferior phrenic arteryAbdominal aortaRenal arteryNote Accessory suprarenal glands are seen in loose areolar tissue around the main glands, spermatic cord, epididymis and broad ligament of uterus.', 'role': 'assistant'}]