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Human Anatomy: Muscle Groups


Human Anatomy



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Muscle Function & Other Pertinent Medical Information
- GASTROCNEMIUS -
ORIGIN: Lateral head: posterior surface of lateral condyle of femur and highest of three facets on lateral condyle. medial head: posterior surface of femur above medial condyle
INSERTION: Tendo calcaneus to middle of three facets on posterior aspect of calcaneus
ACTION: Plantar flexes foot. Flexes knee
NERVE: Tibial nerve (S1, 2)








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