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: Surgery
[{'content': 'Most common hernia to strangulate is : \nSelect and explain. \nA. Direct inguinal, B. Indrect inguinal, C. Femoral, D. Epigastric', 'role': 'user'}, {'content': 'Answer: C \nExplanation: "Of all the hernias, a femoral hernia is the most liable to become strangulated, mainly because of the narrowness of the neck of the sac and the rigidity of the femoral ring." - Bailey & Love\nAn epigastric hernia (or fatty hernia of the linea alba)\n\nan epigastric hernia occurs through the linea alba anywhere between the xiphoid process and the umbilicus.\nthe mouth of a hernia is too small to permit entry of any hollow viscus into the sac; consequently, either the sac is empty (contain only extraperitoneal fat) or it contains only a small portion of the greater omentum.', 'role': 'assistant'}]