MEDIAN NERVE-D.FOREARM

SUMMARY

1. Enters the forearm between 2 heads of pronator teres. In the forearm it gives a deep & cutaneous branches.

DEEP BRANCH

2. Anterior interosseous n. which descends down the forearm on anterior interosseous membrane - supplies FPL, pronator quadratus, lateral half of FDP (tendons of which attach to index & middle fingers).

MAIN NERVE
3. Main n. supplies pronator teres, FCR, palmaris longus, FDS.

CUTANEOUS BRANCH
4. Comes off 5cm proximal to wrist to supply skin over thenar eminence.



Image: The median nerve. Whitaker, R. and Borley, N. (2016). Instant anatomy. 5th ed. Chichester (West Sussex): Wiley Blackwell, p.134.

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.