Definition: 'Iliococcygeus (muscle)'
iliococcygeus (muscle)Type: Term
1. 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.
The definition information for iliococcygeus (muscle) is provided by Stedman's. You can search our medical dictionary here.
Stedman's, part of Lippincott Williams & Wilkins, provides a comprehensive line of health-science publications for healthcare professionals and medical students.