Question
Nerve of Bell or Long thoracic nerve consists of?
A. C4
B. C5
C. C6
D. C7
E. TI
Show Answer
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Correct Answer » B:C:D Explanation |
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Ans. B, C & D.
Long thoracic nerve (nerve to serratus anterior) arises from roots of brachial plexus & has root value C5 C6 C7.
T1 contributes to the branches of medial cord of brachial plexus.
C4 forms prefixed plexus.