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Human Anatomy: Muscle Groups


Human Anatomy



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Muscle Function & Other Pertinent Medical Information
- GENIOHYOID -
ORIGIN: Inferior mental spine on posterior surface of symphysis menti
INSERTION: Superior border of body of hyoid bone
ACTION: Elevates and protracts hyoid bone. Depresses mandible
NERVE: C1 fibers carried by hypoglossal nerve (XII)






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