MEDIAN NERVE-E.WRIST & HAND
SUMMARY
1. Median n. enters the hand through the carpal tunnel, deep to flexor retinaculum, between tendons of FCR & FDS. 2. Divides into terminal branches in hand: palmar cutaneous branches & recurrent motor branch.
PALMAR CUTANEOUS BRANCH
3. Supplies: palmar skin & dorsal nail beds of lateral 3.5 digits.
RECURRENT MOTOR BRANCH
4. Curves back to supply: lateral 2 lumbricals, opponens pollicis, abductor pollicis brevis, flexor pollicis.
Image: Gray, Henry. Anatomy of the Human Body. Philadelphia: Lea & Febiger, 1918; Bartleby.com, 2000. www.bartleby.com/107/ [Accessed 21 Nov. 2018].
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.