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External Obturator
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Muscle Type
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Origin
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Outer obturator membrane , rim of pubis and ischium bordering it
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Insertion
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Trochanteric fossa on medial surface of greater trochanter
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Action
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Adduct and externally rotate hip.
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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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Vasculature
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Obturator artery.
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