Abdomen Tenderness Anatomy
To better understand abdominal tenderness, it helps to understand the anatomy of the abdomen.
The internal organs are protected by a muscular abdominal wall:
Organs in the abdomen include:
- Bundy DG, Byerley JS, Liles EA, Perrin EM, Katznelson J, Rice HE. Does this child have appendicitis? JAMA. 2007 Jul 25;298(4):438-51. 
- Flasar MH, Goldberg E. Med Clin North Am. 2006 May;90(3):481-503. 
- Lyon C, Clark DC. Diagnosis of acute abdominal pain in older patients. Am Fam Physician. 2006 Nov 1;74(9):1537-44. 
- McCollough M, Sharieff GQ. Abdominal pain in children. Pediatr Clin North Am. 2006 Feb;53(1):107-37, vi.