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: Anatomy
[{'content': 'Degree of normal intestinal loop rotation is: \nSelect and explain. \nA. 180deg counterclockwise, B. 180deg clockwise, C. 270deg counterclockwise, D. 270deg clockwise', 'role': 'user'}, {'content': "Answer: C \nExplanation: Abnormal rotation of the intestinal loop may result in twisting of the intestine (volvulus) and a compromise of the blood supply. Normally, the primary intestinal loop rotates 270deg counterclockwise. Ref: Langman's embryology 11th edition Chapter 14.", 'role': 'assistant'}]