Medical Definition of Internal obturator muscle

1. Origin, pelvic surface of obturator membrane and margin of obturator foramen; insertion, passes out of pelvis through lesser sciatic foramen, in so doing, making a 90° turn to insert into the medial surface of greater trochanter; action, rotates thigh laterally; nerve supply, nerve to obturator internus (sacral plexus). Synonym: musculus obturator internus, internal obturator muscle. (05 Mar 2000)



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Lexicographical Neighbors of Internal Obturator Muscle

internal mammary-coronary artery anastomosis
internal mammary artery
internal mammary plexus
internal maxillary artery
internal maxillary plexus
internal medicine
internal medullary lamina
internal membrane
internal meningitis
internal naris
internal nasal branches
internal nostril
internal nuclear layer of retina
internal oblique
internal oblique line
internal obturator muscle (current term)
internal occipital crest
internal occipital protuberance
internal ophthalmopathy
internal ophthalmoplegia
internal organ
internal organs
internal ovular transmigration
internal phase
internal pterygoid muscle
internal pudendal vein
internal pyocephalus
internal radiation therapy
internal ramus of accessory nerve

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