internal obturator muscle

internal obturator muscle definition - medical

internal obturator muscle

noun
A muscle with origin from the pelvic surface of the obturator membrane and the margin of the obturator foramen, with insertion into the medial surface of the greater trochanter, with nerve supply from the sacral plexus, and whose action rotates the thigh laterally.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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