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ppt - Abdominal wall
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Abdominal Wall and Cavity
• Surface Anatomy• Muscular Wall and Hernias• Peritoneum and Mesenteries
Iliac crest
Anterior superior iliac spine (ASIS)
Pubic crest
Inguinal ligament
Costal margin
Xiphoid process
Bony Landmarks around Abdomen
Abdominal Wall from surface
Rectus abdominus
Linea alba
Iliac crest
Muscles of abdominal wall
Rectus abdominus--vertical midlineThree layers form tube External oblique
(“hands-in-pocket”) Internal oblique (fibers
perpendicular to external)
Transverse abdominus (wraps around)
Muscles of abdominal wall--details
Please see Fig. 11.11, M&M for accurate labeling.
Muscles of Posterior Abdominal Wall
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
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:http://www.paulchekseminars.com/articles.cfm?select=16#top
Inguinal hernia results because pressure finds weak spot at inguinal canal
Mesenteries, peritoneum--what is retroperitoneal?(back to basic body plan)
[board drawing]
Peritoneal vs Retroperitoneal
Laproscopic kidney donation with retroperitoneal access
How will you see anatomy in the future—in your jobs?
Radiological Review of Abdominal Structures—abdominal wall, abdominal organs.