This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: C.V.S, Subject name: Pathology
[{'content': 'Which is the first organ to be affected in left ventricular failure? \nSelect and explain. \nA. Lungs, B. Liver, C. Kidney, D. Brain', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. (a) LungsRef: Robbin's pathology 9th ed. /529-30* In left ventricular failure, the pooling of blood in lungs will result and will lead to development of pulmonary edema which causes hypoxia and findings of dysnea, orthopnea, pink frothy sputum and death. Hence lungs are immediately affected following LVF.* Subsequently due to low BP the kidneys shall be affected and in severe LVF brain perfusion shall also be affected.", 'role': 'assistant'}]