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': 'Normal value of Fetal scalp pH is ? \nSelect and explain. \nA. 6.9, B. 7, C. 7.1, D. 7.3', 'role': 'user'}, {'content': 'Answer: D \nExplanation: * Fetal scalp blood testing is a technique during labor to confirm whether the oxygenation is sufficient.* Two constituents are tested by this method they are pH and lactate , both being indicators of acid base homeostasis.Normal values should be pH >7.25. * acidemia is <7.21 Reference: GHAI Essential pediatrics, 8th edition', 'role': 'assistant'}]