单词	obturator foramen
释义	obturator foramen /fəˈreɪmɛn / noun Anatomy A large opening in the hip bone between the pubis and the ischium.The remainder of the ischium joins with the pubis to form the obturator foramen.... It originates at the medial surface of the pubis, covers the obturator foramen, and passes by the lesser sciatic notch. Radiography showed mature bone fragments in the obturator foramen.
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