This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Trauma, Subject name: Surgery
A 25 year Patient presents in emergency with abdominal trauma. Why is FAST done? 
Select and explain. 
A. Detection of Pericardial fluid accumulation, B. Detection of bowel lacerations, C. Detection of Mesenteric Tear, D. Detection of aortic transection
A: Detection of Pericardial fluid accumulation
Answer: A: Detection of Pericardial fluid accumulation 
Explanation: Ans. (a) Detection of Pericardial fluid accumulationRef: Bailey 26th edition Page 359FAST focuses on six areas1.Pericardium2. Area around the liver3. Area around the spleen4. Left pericolic gutters5. Right pericolic gutters6. Peritoneal space in the pelvis