GYNECOLOGY-6-

1. superior and inferior vesical arteries

1. drain into vesical and vaginal plexus
2. thence to internal iliac veins

1. sympathatic and parasympathatic NCS

1. drain into external and internal iliac L.N

1. veins
   1. nerves
      1. lymphatic
      2. sympathatic supply
         1. hypogastic & pelvic plexus
      3. parasympathatic supply
         1. sacral plexus

1. deep
2. superfacial
3. subcutaneous

1. internal iliac artery
   1. inferior rectal
   2. middle rectal
2. inferior Mesentric artery
   1. superior rectal

1. superior rectal vein to portal circulation ( rectum and upper third
2. inferior rectal veins (lower third of the anal canal )

1. lymphatic of rectum and anal canal

1. rectum + upper two third of anal canal = autoimmune nerves system through pelvic plexus
2. lower third of the anal canal is supplied by inferior haemorrhoidal nerve

Annotations:

• levator ani

Annotations:

• levator ani

Annotations:

• levator ani

1. pubic rami

1. The pubococcygeus
   1. puborectalis
   2. puboanalis
   3. pubovaginalis
2. coccygeus 'ischiococcygeus'
3. Anococcygeal raphe ( levator plate)

1. hiatus urogenitalis
2. hiatus rectalis

1. superior surface
2. inferior surface

1. 3rd ,4 th sacral nerve
2. inferior rectal nerve
3. perineal branch of pudendal nerve (s2,s3,s4)