1. Abdominal Wall and Cavity
Surface Anatomy
Muscular Wall and Hernias
Peritoneum and Mesenteries
Hastaneciyiz.blogspot.com

2. Bony Landmarks around Abdomen
Iliac crest
Anterior superior iliac spine (ASIS)
Pubic crest
Inguinal ligament
Costal margin
Xiphoid process

3. Abdominal Wall from surface
Rectus abdominus
Linea alba
Iliac crest

4. Muscles of abdominal wall
Rectus abdominus--vertical midline
Three layers form tube
External oblique (“hands-in-pocket”)
Internal oblique (fibers perpendicular to external)
Transverse abdominus (wraps around)

5. Muscles of abdominal wall--details
Please see Fig , M&M for accurate labeling.

6. Muscles of Posterior Abdominal Wall

7. What is inguinal canal?
Attachment where scrotum “pooches out”--carries all 3 layers of abdominal wall through successive holes
spermatic cord to testicles
NAV
Vas Deferens

8. Abdominal muscular wall pressurizes abdomen
When?
Cough
Sneeze
Urinate
Defecate
Birth
Lifting
For article on abdominal muscles, role of different layers and use of lifting belts:

9. Inguinal hernia results because pressure finds weak spot at inguinal canal

10. Mesenteries, peritoneum--what is retroperitoneal?
(back to basic body plan)
[board drawing]

11. Peritoneal vs Retroperitoneal
Laproscopic kidney donation with retroperitoneal access

12. How will you see anatomy in the future—in your jobs?
Radiological Review of Abdominal Structures—abdominal wall, abdominal organs.