Frontal section of pelvis, section of rectum and anal canal.
Illustration of the frontal section of the pelvis, rectum at level of anal canal.
| Term name | Layer | |
|---|---|---|
| 1 | Ischio-anal fossa | Layer 1 |
| 2 | Pelvic diaphragm; pelvic floor | Layer 1 |
| 3 | Pubococcygeus | Layer 1 |
| 4 | Iliococcygeus | Layer 1 |
| 5 | Peritoneum | Layer 1 |
| 6 | Levator ani | Layer 1 |
| 7 | Obturator internus | Layer 1 |
| 8 | Inferior fascia of pelvic diaphragm | Layer 1 |
| 9 | Superior fascia of pelvic diaphragm | Layer 1 |
| 10 | Tendinous arch of pelvic fascia | Layer 1 |
| 11 | Tendinous arch of pelvic fascia | Layer 1 |
| 12 | Pudendal nerve | Layer 1 |
| 13 | Internal pudendal vein | Layer 1 |
| 14 | Internal pudendal artery | Layer 1 |
| 15 | Sigmoid colon | Layer 1 |
| 16 | Ureter | Layer 1 |
| 17 | Superior fascia of urogenital diaphragm | Layer 1 |