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: Physiology
[{'content': 'Which of the following does not form a filtration barrier in nephrons \nSelect and explain. \nA. Podocytes, B. Mesangium, C. Endothelial cell, D. Basement membrane', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Filtration barrier\n-\xa0\xa0\xa0\xa0\xa0\xa0\xa0 Glomerular capillary endothelium\n-\xa0\xa0\xa0\xa0\xa0\xa0\xa0 Basement membrane\n-\xa0\xa0\xa0\xa0\xa0\xa0\xa0 The visceral epithelium of Bowman’s capsule with podocytes', 'role': 'assistant'}]