This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: New Born Infants, Subject name: Pediatrics
[{'content': 'Which of the following is true for the ratio of fresh placental weight to infant weight in the last trimester of pregnancy? \nSelect and explain. \nA. 1:02, B. 2:01, C. 1:06, D. 6:01', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. C. 1:6The ratio of fresh placental weight to infant weight in the last trimester of pregnancy is 1:6. A very small placenta may be a result of chronic hypoxia while a large placenta may be because of maternal diabetes.', 'role': 'assistant'}]