This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
[{'content': 'Smallest fluid compament of body is: \nSelect and explain. \nA. Intracellular, B. Transcellular, C. Extracellular, D. Interstitial', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Transcellular fluid is the fluid in the lumen of The structures lined by epithelium. It is about 1 L i.e 15 ml/kg of body weight. Interstitial fluid is a pa of ecf . It consists of fluid that is outside the vascular system i.e lymph and it constitutes two to three percent of the total body weight. Extracellular fluid constitutes 20% of body weight Intracellular fluid constitutes 40% of body weight', 'role': 'assistant'}]