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: Pathology
[{'content': 'In glomerular disease, which of the following is mainly excreted in Urine \nSelect and explain. \nA. Albumin, B. Globulin, C. Light chain, D. Heavy chain', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Normally, the glomerular filtration system is extraordinarily permeable to water and small solutes and almost completely impermeable to molecules of the size and molecular charge of albumin (a 70,000-kDa protein).<p> Robbins book of pathology.', 'role': 'assistant'}]