Difference between revisions of "EXTERNAL ROTATORS OF THE HIP-OBTURATOR INTERNUS"
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===== [[Summary Article|'''SUMMARY''']] ===== | ===== [[Summary Article|'''SUMMARY''']] ===== | ||
1. O: pelvic surface of the obturator membrane & surrounding bone. Passes through the lesser sciatic foramen, makes a right-angled turn around the lesser sciatic notch. | 1. O: pelvic surface of the obturator membrane & surrounding bone. Passes through the lesser sciatic foramen, makes a right-angled turn around the lesser sciatic notch. | ||
<br/> | <br/>2. I: together with the superior and inferior gamelli <i>(forming the tricipital tendon)</i> it is inserted into the medial surface of the greater trochanter. | ||
<br/>3. NS: nerve to the obturator internus. | <br/>3. NS: nerve to the obturator internus. | ||
<br/>4. A: externally rotates the thigh. | <br/>4. A: externally rotates the thigh. | ||
<br/> | <br/> | ||
<br/>[[Image:Posterior_Hip_Muscles_1.PNG]] | <br/>[[Image:Posterior_Hip_Muscles_1.PNG]] | ||
<br/> | <br/> | ||
<br/><b>Image:</b> | <br/><b>Image:</b> Beth ohara~commonswiki [[http://creativecommons.org/licenses/by-sa/3.0/ CC BY-SA 3.0]], [https://commons.wikimedia.org/wiki/File:Posterior_Hip_Muscles_1.PNG via Wikimedia Commons] [Accessed 13 Apr. 2019]. | ||
Latest revision as of 11:29, 1 January 2023
SUMMARY
1. O: pelvic surface of the obturator membrane & surrounding bone. Passes through the lesser sciatic foramen, makes a right-angled turn around the lesser sciatic notch.
2. I: together with the superior and inferior gamelli (forming the tricipital tendon) it is inserted into the medial surface of the greater trochanter.
3. NS: nerve to the obturator internus.
4. A: externally rotates the thigh.
Image: Beth ohara~commonswiki [CC BY-SA 3.0], via Wikimedia Commons [Accessed 13 Apr. 2019].
Reference(s)
R.M.H McMinn (1998). Last’s anatomy: regional and applied. Edinburgh: Churchill Livingstone.
Gray, H., Carter, H.V. and Davidson, G. (2017). Gray’s anatomy. London: Arcturus.
