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Perineum (Urogenital Triangle (Superficial Perineal Space (Muscles…

- - - - Bulbospongiosus mms
      - Superficial Transverse Perineal mms
      - Ischiocavernosus mms
    - - Corpus cavernosum (male or female)
      - Corpus spongiosum (male)
    - - POsterior labial nerves (female)
      - POsterior Scrotal Nerves (males)
  - - - Deep Transverse Perineal mm
      - Urethra passes through Urogenital Diaphragm
      - Spincter & Compressor Urethrae mm
    - - Division of Pudendal N.
        
        Dorsal N. of Penis or Clitoris enters deep perineal space
        
        Dorsum and glans of penis or clitoris
        
        Perineal N.
        
        Branch to Post Scrotal or Labial N. in Superficial Space
        
        Superficial and Deep mms
- - - - External Anal Sphincter
        
        skeletal mm, inferior rectal nerve from pudendal nerve
      - Internal Anal Sphincter
        
        Smooth mm, pelvic parasymathetic nerve.
      - Terminal part of large intestine
        
        Extends from recturm to anus
    - - Medial Border:
        Anal canal, sphincters, anus
      - Lateral Border: obturator internus mm and fascia
        
        Pudendal Canal
        
        Pudendal N.
        
        Inferior Rectal N.
        
        External Anal Sphincter around anus
        
        Internal Pudendal A & V
      - Anterior Border:
        Urogenital Triangle
      - Posterior Border:
        sacrotuberous ligament