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Abdominal wall

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ppt - Abdominal wall

ppt - Abdominal wall


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Transcript

  • 1. Abdominal Wall and Cavity
    • Surface Anatomy
    • Muscular Wall and Hernias
    • Peritoneum and Mesenteries
  • 2.
    • Iliac crest
    • Anterior superior iliac spine (ASIS)
    • Pubic crest
    • Inguinal ligament
    • Costal margin
    • Xiphoid process
    Bony Landmarks around Abdomen
  • 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. 11.11, 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: http:// www.paulchekseminars.com/articles.cfm?select =16#top
  • 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.

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