 |
Definition: intrapelvic muscle extending into gluteal region; 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(s): musculus obturator internusTA, internal obturator muscle
Drugs.com provides accurate and independent information on more than 24,000 prescription drugs, over-the-counter medicines & natural products. This material is provided for educational purposes only and is not to be used for medical advice, diagnosis or treatment.
Data sources include Micromedex™ (updated Jan 27th, 2011), Cerner Multum™ (updated Jan 3rd, 2012), Wolters Kluwer™ (updated Jan 31st, 2012) and others.
To view content sources and attributions, refer to our editorial policy.
Copyright © 2000-2012 Drugs.com. All rights reserved.
We comply with the HONcode standard for trustworthy health information.
Verify here
