Which of the following abdominal structure will be responsible for sharp pain while doing Abd. surgery ?
Ans. is "a" Parietal peritoneum "Embryologically parietal peritoneum is derived from the somatopleural layer* of the lateral plate mesoderm. Its blood supply and nerve supply are the same as those of the overlying body wall. Because of the somatic innervation, it is pain sensitive." - BDC Anatomy All the abdominal viscera and the visceral peritoneum have the same nerve supply i.e. autonomic innervation and therefore are pain insensitive.
Parietal peritoneun
Liver parenchyma
Small intestine
Colon
Parietal peritoneun