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: Anatomy
[{'content': 'Sinusoids are seen in all of the following except - \nSelect and explain. \nA. Liver, B. Kidney, C. Lymph nodes, D. Spleen', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Sinusoids are present in liver, spleen, lymph nodes, endocrine glands (adrenal medulla, parathyroid), bone marrow and carotid body.', 'role': 'assistant'}]