DEEP POSTERIOR COMPARTMENT OF FOREARM-EPB
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Revision as of 00:45, 25 December 2022 by Dr Appukutty Manickam (talk | contribs) (Imported from text file)
SUMMARY
1. O: posterior surface of radius & interosseous membrane.
EXTENSOR POLLICIS BREVIS
TIP: EPL, EI, SUPINATOR arise from the ulna, the rest arise from either the radius or both radius and ulna
2. I: dorsal base of proximal phalanx of the thumb.
3. NS: posterior interosseous branch of radial n.
4. A: extends the proximal phalanx of the thumb at the CMCJ.
Image: Extensor ppollicis brevis muscle. Netter. (2014). Atlas of Human Anatomy, Sixth Edition. 6th ed. Elsevier.
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.
