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Vastus Intermedius
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Muscle Type
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Origin
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Anterior and lateral shaft of femur
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Insertion
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Quadriceps tendon to patella, via ligamentum patellae into tubercle of tibia
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Action
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Extends knee
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Synergists
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Antagonists
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Spinal innervation
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Peripheral Innervation
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Posterior division of femoral nerve (L3, 4)
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Vasculature
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