Atlas of Human Anatomy in Cross Section: Section 6. Pelvis, Perineum, Hip, and Upper Thigh
Ronald A. Bergman, Ph.D., Adel K. Afifi, M.D., Jean J. Jew, M.D., and Paul
C. Reimann, B.S.
Peer Review Status: Externally Peer Reviewed
Upper Left Quadrant |
Lower Left Quadrant |
Lower Right Quadrant |
Upper Right Quadrant |
1. Left common iliac a. |
7. Gluteus medius m. |
12. Supraspinous ligament |
20. Psoas major m. |
This section passes through the umbilicus (31), ilium (18), first sacral vertebra (8), appendix (4), and the junction of the right common iliac vein with the inferior vena cave (2).
The ascending colon (5) is cut, as are coils of ileum (24).
The rectus abdominis (30), the three abdominal wall muscles (21, 22, 23), psoas major (20), iliacus (6), gluteus medius (7), and the erector spinae muscles (13, 15, 16) are seen.
The second, third, and fourth lumbar nerves are identified.
The ureters (3, 25) are positioned beneath the peritoneum on either side of the vertebral body (28).
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