Difference between revisions of "EXTERNAL ROTATORS OF THE HIP-PIRIFORMIS"

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===== [[Summary Article|'''SUMMARY''']] =====
===== [[Summary Article|'''SUMMARY''']] =====
1. O: middle 3 pieces of sacrum.
1. O: middle 3 pieces of sacrum.
<br/>2. I: passes through greater sciatic foramen to insert into apex of greater trochanter. 
<br/>2. I: passes through greater sciatic foramen to insert into apex of greater trochanter.  
<br/>3. NS: nerve to piriformis (S1 + S2, anterior rami).
<br/>3. NS: nerve to piriformis (S1 + S2, anterior rami).
<br/>4. A: externally rotates the hip. 
<br/>4. A: externally rotates the hip.  
<br/>[[Image:Posterior_Hip_Muscles_1.PNG]]
<br/>[[Image:Posterior_Hip_Muscles_1.PNG]]
<br/>
<br/>
<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].
<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: middle 3 pieces of sacrum.
2. I: passes through greater sciatic foramen to insert into apex of greater trochanter.
3. NS: nerve to piriformis (S1 + S2, anterior rami).
4. A: externally rotates the hip.
Posterior Hip Muscles 1.PNG

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.