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Levator ani muscle

Levator ani muscle

(Science: anatomy) formed by pubococcygeus and iliococcygeus muscles; origin, posterior body of pubis, tendinous arch of the levator ani, and spine of ischium; insertion, anococcygeal ligament, sides of the lower part of the sacrum and of coccyx; action, resists prolapsing forces and draws the anus upward following defecation; supports the pelvic viscera; nerve supply, nerve to levator ani (fourth sacral spinal nerve).

Synonym: musculus levator ani, elevator muscle of anus.


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... fang (E). P, pressure; F, fang. The second picture's description is her,Muscle attachment sites are shown as solid colors (lateral surface) or broken ... muscles: M. adductor mandibular externus superficialis (yellow); M. levator pterygoideus (purple); M. protractor pterygoideus (red); M. retractor ...

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