This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Urology, Subject name: Surgery
Abdominal surgery under LA, patient suddenly felt pain due to 
Select and explain. 
A. Liver, B. Gut, C. Parietal peritoneum, D. Visceralperitoneum
C: Parietal peritoneum
Answer: C: Parietal peritoneum 
Explanation: .pas of peritoneum mainly includes 1. Parietal peritoneum: It lines the inner surface of the abdominal wall, under surface of diaphragm and pelvic wall. It is loosely attached to the overlying walls and can be easily stripped off. It is innervated by the somatic nerves, so pain sensitive. Anterior peritoneum is most sensitive when compared to pelvic peritoneum. 2. Visceral peritoneum: It lines the outer surface of the abdominal viscera, firmly adherent, cannot be stripped off. It is innervated by autonomic nervous system; hence not pain sensitive. ref:SRB&;s manual of surgery,ed 3,pg no 498