This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T, Subject name: Medicine
[{'content': 'What is the uppermost intercostals space used for hepatic biopsy - \nSelect and explain. \nA. 7th, B. 10th, C. 5th, D. 9th', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Proper identification of the biopsy site is of paramount impoance. To choose the site, sta with percussion over the right upper quadrant. The biopsy site is usually located in the seventh or eighth intercostal space in the midaxillary line. The site can be fuher confirmed with either routine ultrasonography or a bedside poable ultrasound machine. be sure to eliminate the possibility of bowel juxtaposition along the biopsy tract. Ref Davidson edition23rd pg864', 'role': 'assistant'}]