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Anatomy, Pelvic Floor (Pelvic Diaphragm), Urogenital triangle (front).,…

- - - - Functions:
        
        Sexual intercourse, childbirth, menstrual flow.
        
        Blood Supply:
        
        Vaginal artery and branches of uterine artery.
        
        Nerve Supply:
        
        Pudendal nerve (lower part), autonomic plexus (upper part).
- - - - Segments:
        
        Infundibulum (fimbriae collect ovum).
        
        Ampulla (site of fertilization).
      - Intramural/interstitial part (passes through uterine wall).
- - - - Drain into internal iliac vein.
        
        Venous plexuses (uterine, vaginal, ovarian).
- - - - Pudendal nerve (S2–S4).
- - - - Ovarian ligament (attaches ovary to uterus).
        
        Suspensory ligament of ovary (contains ovarian vessels).
- - - - Contents:
        
        External genitalia, urethra, anal canal.
        
        Perineal Body:
        
        Fibromuscular node, key support point in labor.