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': 'Not used for intravascular volume maintainence is \nSelect and explain. \nA. Hydroxy ethyl starch, B. Dextran, C. Erythropoetin, D. Gelatin', 'role': 'user'}, {'content': "Answer: C \nExplanation: Answer- C. ErythropoetinErytheropoetin InjectionsErythropoietins available for use as therapeutic agents are produced by recombinant DNA technology in cell culture, They are used in treating anemia resulting from chronic kidney disease, chemotherapy induced anemia in patients with cancer, inflammatory bowel disease (Crohn's disease and ulcerative colitis).", 'role': 'assistant'}]