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Transverse Section of Abdomen Level of S1 Anterior Superior Iliac Spine Anatomy


Transverse Section of Abdomen: Level of S1, Anterior Superior Iliac Spine Anatomy
Ileum, Vermiform appendix, Cecum, Internal abdominal oblique muscle, External abdominal oblique muscle, External iliac artery, Right ureter, Gluteus minimus muscle, Iliacus muscle, Internal iliac artery, Gluteus medius muscle, Synovial portion of sacroiliac joint, Gluteus maximus muscle, Syndesmotic portion of sacroiliac joint with interosseous ligaments

Transverse Section of Abdomen: Level of S1, Anterior Superior Iliac Spine Anatomy
Linea alba, Medial umbilical ligament, Left inferior epigastric artery and vein (lateral umbilical ligament), Rectus abdominis muscle, Descending colon (becoming sigmoid colon), Transversus abdominis muscle Left ureter, Obturator nerve, Femoral nerve, Psoas major muscle, Common iliac vein, Lumbosacral trunk, Ala (wing) of sacrum, Anterior sacral foramen with anterior ramus of S1, Posterior sacral foramen, Sacral promontory, Intervertebral foramen and spinal sensory (posterior root) ganglion.