Human Anatomy: Muscle Groups

Human Anatomy

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Muscle Function & Other Pertinent Medical Information
ORIGIN: Posterior shaft of tibia above soleal line and below tibial condyles
INSERTION: Middle of three facets on lateral surface of lateral condyle of femur. Tendon passes into capsule of knee to posterior part of lateral meniscus
ACTION: Unlocks extended knee by lateral rotation of femur on tibia. Pulls back lateral meniscus
NERVE: Tibial nerve (L5,S1)

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