Medical Term:

iliococcygeus (muscle)

 

Definition: the posterior part of the levator ani; origin, tendinous arch of the levator ani muscle (obturator fascia); insertion, anococcygeal ligament and coccyx; action, resistance to increase intrapelvic pressure, postdefecatory elevation of anal canal.

Synonym(s): musculus iliococcygeusTA, iliococcygeal muscle

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