1
.
| Levator ani muscle (pointer on puborectalis muscle) |
2
.
| Inferior rectal artery (small branch cut off) |
3
.
| Anococcygeal nerve |
4
.
| Anococcygeal ligament |
5
.
| Area of communication between ischiorectal fossae of two sides |
6
.
| Deep part |
7
.
| Superficial part |
8
.
| Subcutaneous part (6-8 refer to the external anal sphincter) |
9
.
| Anus |
10
.
| Longitudinal muscle layer of anal wall |
11
.
| Central tendon of perineum |
12
.
| Vaginal wall |
13
.
| Vestibule of vagina (opened by removal of labia on right side) |
14
.
| Ischiorectal fossa (remnant of anterior recess) |
15
.
| Obturator fascia |
16
.
| Dorsal artery of clitoris |
17
.
| Crus of clitoris |
18
.
| artery of vestibular bulb |
19
.
| Vestibular bulb |
20
.
| Major vestibular gland |