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ULNAR NERVE-D.FOREARM

Anatomy-Upper Limb

ULNAR NERVE-D.FOREARM

1. Enters the forearm b/w heads of FCU.
2. Then descends b/w FCU and FDP medial to ulnar a.
3. Supplies FCU and medial FDP (tendons which attach to ring & little fingers).
4. Gives palmar cutaneous and dorsal cutaneous branches before entering hand.

PALMAR CUTANEOUS BRANCH
5. This lies on the retinaculum near the ulnar side of the palmaris longus tendon. Supplies skin over medial palm.

DORSAL CUTANEOUS BRANCH
6. Supplies dorsal aspect of medial 1.5 digits, including nail beds.


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REFERENCES

1. Mcminn. (2003). Last's Anatomy. Elsevier Australia. ISBN:0729537528. Read it at Google Books - Find it at Amazon
2. Netter, F. H. (2019). Atlas of human anatomy. Philadelphia, PA: Elsevier.
3. Image: Whitaker, R. and Borley, N. (2016). Instant anatomy. 6th ed. Chichester (West Sussex): Wiley Blackwell, p.126.

Ⓒ A. Manickam 2018

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