EXTERNAL ROTATORS OF THE HIP-PIRIFORMIS
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Revision as of 02:06, 25 December 2022 by Dr Appukutty Manickam (talk | contribs) (Imported from text file)
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.
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.
