Perineal Body

Perineal body, also known as the central tendon of perineum, is a pyramidal fibromuscular mass situated in the middle of the junction of urogenital triangle and anal triangle. The location of perineal body is different in males and females. In males, it is found between the bulb of the penis and the anus, while in females, it is found between the vagina and the anus.

Function:

Perineal body is essential for the integrity of the pelvic floor, especially in females. It provides attachment to the following muscles:

  • External anal sphincter muscle
  • Bulbospongiosus muscle
  • Superficial transverse perineal muscle
  • Levator ani muscle (anterior fibers)
  • External urinary sphincter
  • Deep transverse perineal muscle