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: Physiology
[{'content': 'Pulmonary artery pressure is \nSelect and explain. \nA. 120/80 mm Hg, B. 25/0 mm Hg, C. 120/0 mm Hg, D. 25/8 mm Hg', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Pressures in various portions of CVS\n\nRight ventricle\xa0 \xa0 \xa0 \xa0→ 25/0 mm Hg (systolic/diastolic)\nLeft ventricle\xa0 \xa0 \xa0 \xa0 \xa0→ 120/0 mm Hg\nRight atrium\xa0 \xa0 \xa0 \xa0 \xa0 → 2 mm Hg\nLeft atrium\xa0 \xa0 \xa0 \xa0 \xa0 \xa0 → 5mmHg\nAorta\xa0 \xa0 \xa0 \xa0 \xa0 \xa0 \xa0 \xa0 \xa0 \xa0 → 120/80 mm Hg\nPulmonary artery → 25/8 mm Hg', 'role': 'assistant'}]